25459677

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:335

約数の個数: 40

約数和(自身を含む): 40772160

約数和(自身を除く): 15312483

約数列:

[1, 3, 9, 19, 27, 57, 71, 81, 171, 213, 233, 513, 639, 699, 1349, 1539, 1917, 2097, 4047, 4427, 5751, 6291, 12141, 13281, 16543, 18873, 36423, 39843, 49629, 109269, 119529, 148887, 314317, 358587, 446661, 942951, 1339983, 2828853, 8486559, 25459677]

約数ペア:

[(1, 25459677), (3, 8486559), (9, 2828853), (19, 1339983), (27, 942951), (57, 446661), (71, 358587), (81, 314317), (171, 148887), (213, 119529), (233, 109269), (513, 49629), (639, 39843), (699, 36423), (1349, 18873), (1539, 16543), (1917, 13281), (2097, 12141), (4047, 6291), (4427, 5751)]