25989834

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 72

約数和(自身を含む): 60240672

約数和(自身を除く): 34250838

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 71, 78, 114, 142, 169, 213, 247, 338, 361, 426, 494, 507, 722, 741, 923, 1014, 1083, 1349, 1482, 1846, 2166, 2698, 2769, 3211, 4047, 4693, 5538, 6422, 8094, 9386, 9633, 11999, 14079, 17537, 19266, 23998, 25631, 28158, 35074, 35997, 51262, 52611, 61009, 71994, 76893, 105222, 122018, 153786, 183027, 227981, 333203, 366054, 455962, 666406, 683943, 999609, 1367886, 1999218, 4331639, 8663278, 12994917, 25989834]

約数ペア:

[(1, 25989834), (2, 12994917), (3, 8663278), (6, 4331639), (13, 1999218), (19, 1367886), (26, 999609), (38, 683943), (39, 666406), (57, 455962), (71, 366054), (78, 333203), (114, 227981), (142, 183027), (169, 153786), (213, 122018), (247, 105222), (338, 76893), (361, 71994), (426, 61009), (494, 52611), (507, 51262), (722, 35997), (741, 35074), (923, 28158), (1014, 25631), (1083, 23998), (1349, 19266), (1482, 17537), (1846, 14079), (2166, 11999), (2698, 9633), (2769, 9386), (3211, 8094), (4047, 6422), (4693, 5538)]