131731236

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:618

約数の個数: 144

約数和(自身を含む): 415833600

約数和(自身を除く): 284102364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 79, 84, 91, 117, 126, 156, 158, 182, 234, 237, 252, 273, 316, 364, 468, 474, 509, 546, 553, 711, 819, 948, 1018, 1027, 1092, 1106, 1422, 1527, 1638, 1659, 2036, 2054, 2212, 2844, 3054, 3081, 3276, 3318, 3563, 4108, 4581, 4977, 6108, 6162, 6617, 6636, 7126, 7189, 9162, 9243, 9954, 10689, 12324, 13234, 14252, 14378, 18324, 18486, 19851, 19908, 21378, 21567, 26468, 28756, 32067, 36972, 39702, 40211, 42756, 43134, 46319, 59553, 64134, 64701, 79404, 80422, 86268, 92638, 119106, 120633, 128268, 129402, 138957, 160844, 185276, 238212, 241266, 258804, 277914, 281477, 361899, 416871, 482532, 522743, 555828, 562954, 723798, 833742, 844431, 1045486, 1125908, 1447596, 1568229, 1667484, 1688862, 2090972, 2533293, 3136458, 3377724, 3659201, 4704687, 5066586, 6272916, 7318402, 9409374, 10133172, 10977603, 14636804, 18818748, 21955206, 32932809, 43910412, 65865618, 131731236]

約数ペア:

[(1, 131731236), (2, 65865618), (3, 43910412), (4, 32932809), (6, 21955206), (7, 18818748), (9, 14636804), (12, 10977603), (13, 10133172), (14, 9409374), (18, 7318402), (21, 6272916), (26, 5066586), (28, 4704687), (36, 3659201), (39, 3377724), (42, 3136458), (52, 2533293), (63, 2090972), (78, 1688862), (79, 1667484), (84, 1568229), (91, 1447596), (117, 1125908), (126, 1045486), (156, 844431), (158, 833742), (182, 723798), (234, 562954), (237, 555828), (252, 522743), (273, 482532), (316, 416871), (364, 361899), (468, 281477), (474, 277914), (509, 258804), (546, 241266), (553, 238212), (711, 185276), (819, 160844), (948, 138957), (1018, 129402), (1027, 128268), (1092, 120633), (1106, 119106), (1422, 92638), (1527, 86268), (1638, 80422), (1659, 79404), (2036, 64701), (2054, 64134), (2212, 59553), (2844, 46319), (3054, 43134), (3081, 42756), (3276, 40211), (3318, 39702), (3563, 36972), (4108, 32067), (4581, 28756), (4977, 26468), (6108, 21567), (6162, 21378), (6617, 19908), (6636, 19851), (7126, 18486), (7189, 18324), (9162, 14378), (9243, 14252), (9954, 13234), (10689, 12324)]