164572803

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:509

約数の個数: 40

約数和(自身を含む): 253693440

約数和(自身を除く): 89120637

約数列:

[1, 3, 9, 27, 47, 81, 139, 141, 311, 417, 423, 933, 1251, 1269, 2799, 3753, 3807, 6533, 8397, 11259, 14617, 19599, 25191, 43229, 43851, 58797, 129687, 131553, 176391, 389061, 394659, 529173, 1167183, 1183977, 2031763, 3501549, 6095289, 18285867, 54857601, 164572803]

約数ペア:

[(1, 164572803), (3, 54857601), (9, 18285867), (27, 6095289), (47, 3501549), (81, 2031763), (139, 1183977), (141, 1167183), (311, 529173), (417, 394659), (423, 389061), (933, 176391), (1251, 131553), (1269, 129687), (2799, 58797), (3753, 43851), (3807, 43229), (6533, 25191), (8397, 19599), (11259, 14617)]