131145609

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 215377920

約数和(自身を除く): 84232311

約数列:

[1, 3, 7, 21, 23, 49, 69, 79, 147, 161, 237, 483, 491, 553, 1127, 1473, 1659, 1817, 3381, 3437, 3871, 5451, 10311, 11293, 11613, 12719, 24059, 33879, 38157, 38789, 72177, 79051, 89033, 116367, 237153, 267099, 271523, 553357, 814569, 892147, 1660071, 1900661, 2676441, 5701983, 6245029, 18735087, 43715203, 131145609]

約数ペア:

[(1, 131145609), (3, 43715203), (7, 18735087), (21, 6245029), (23, 5701983), (49, 2676441), (69, 1900661), (79, 1660071), (147, 892147), (161, 814569), (237, 553357), (483, 271523), (491, 267099), (553, 237153), (1127, 116367), (1473, 89033), (1659, 79051), (1817, 72177), (3381, 38789), (3437, 38157), (3871, 33879), (5451, 24059), (10311, 12719), (11293, 11613)]