31441124

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 68819520

約数和(自身を除く): 37378396

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 121, 143, 209, 242, 247, 263, 286, 418, 484, 494, 526, 572, 836, 988, 1052, 1573, 2299, 2717, 2893, 3146, 3419, 4598, 4997, 5434, 5786, 6292, 6838, 9196, 9994, 10868, 11572, 13676, 19988, 29887, 31823, 37609, 54967, 59774, 63646, 64961, 75218, 109934, 119548, 127292, 129922, 150436, 219868, 259844, 413699, 604637, 714571, 827398, 1209274, 1429142, 1654796, 2418548, 2858284, 7860281, 15720562, 31441124]

約数ペア:

[(1, 31441124), (2, 15720562), (4, 7860281), (11, 2858284), (13, 2418548), (19, 1654796), (22, 1429142), (26, 1209274), (38, 827398), (44, 714571), (52, 604637), (76, 413699), (121, 259844), (143, 219868), (209, 150436), (242, 129922), (247, 127292), (263, 119548), (286, 109934), (418, 75218), (484, 64961), (494, 63646), (526, 59774), (572, 54967), (836, 37609), (988, 31823), (1052, 29887), (1573, 19988), (2299, 13676), (2717, 11572), (2893, 10868), (3146, 9994), (3419, 9196), (4598, 6838), (4997, 6292), (5434, 5786)]