31506723954

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:861

約数の個数: 128

約数和(自身を含む): 73113600000

約数和(自身を除く): 41606876046

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 199, 271, 279, 349, 398, 542, 558, 597, 698, 813, 837, 1047, 1194, 1626, 1674, 1791, 2094, 2439, 3141, 3582, 4878, 5373, 6169, 6282, 7317, 8401, 9423, 10746, 10819, 12338, 14634, 16802, 18507, 18846, 21638, 25203, 32457, 37014, 50406, 53929, 55521, 64914, 69451, 75609, 94579, 97371, 107858, 111042, 138902, 151218, 161787, 166563, 189158, 194742, 208353, 226827, 283737, 292113, 323574, 333126, 416706, 453654, 485361, 567474, 584226, 625059, 851211, 970722, 1250118, 1456083, 1671799, 1702422, 1875177, 2152981, 2553633, 2912166, 2931949, 3343598, 3750354, 4305962, 5015397, 5107266, 5863898, 6458943, 8795847, 10030794, 12917886, 15046191, 17591694, 18821221, 19376829, 26387541, 30092382, 37642442, 38753658, 45138573, 52775082, 56463663, 58130487, 79162623, 90277146, 112927326, 116260974, 158325246, 169390989, 338781978, 508172967, 583457851, 1016345934, 1166915702, 1750373553, 3500747106, 5251120659, 10502241318, 15753361977, 31506723954]

約数ペア:

[(1, 31506723954), (2, 15753361977), (3, 10502241318), (6, 5251120659), (9, 3500747106), (18, 1750373553), (27, 1166915702), (31, 1016345934), (54, 583457851), (62, 508172967), (93, 338781978), (186, 169390989), (199, 158325246), (271, 116260974), (279, 112927326), (349, 90277146), (398, 79162623), (542, 58130487), (558, 56463663), (597, 52775082), (698, 45138573), (813, 38753658), (837, 37642442), (1047, 30092382), (1194, 26387541), (1626, 19376829), (1674, 18821221), (1791, 17591694), (2094, 15046191), (2439, 12917886), (3141, 10030794), (3582, 8795847), (4878, 6458943), (5373, 5863898), (6169, 5107266), (6282, 5015397), (7317, 4305962), (8401, 3750354), (9423, 3343598), (10746, 2931949), (10819, 2912166), (12338, 2553633), (14634, 2152981), (16802, 1875177), (18507, 1702422), (18846, 1671799), (21638, 1456083), (25203, 1250118), (32457, 970722), (37014, 851211), (50406, 625059), (53929, 584226), (55521, 567474), (64914, 485361), (69451, 453654), (75609, 416706), (94579, 333126), (97371, 323574), (107858, 292113), (111042, 283737), (138902, 226827), (151218, 208353), (161787, 194742), (166563, 189158)]