207929728

素因数分解:

$2^7\times {\mathrm{401}}^1\times {\mathrm{4051}}^1$

素因数の和:4466

約数の個数: 32

約数和(自身を含む): 415370520

約数和(自身を除く): 207440792

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 401, 802, 1604, 3208, 4051, 6416, 8102, 12832, 16204, 25664, 32408, 51328, 64816, 129632, 259264, 518528, 1624451, 3248902, 6497804, 12995608, 25991216, 51982432, 103964864, 207929728]

約数ペア:

[(1, 207929728), (2, 103964864), (4, 51982432), (8, 25991216), (16, 12995608), (32, 6497804), (64, 3248902), (128, 1624451), (401, 518528), (802, 259264), (1604, 129632), (3208, 64816), (4051, 51328), (6416, 32408), (8102, 25664), (12832, 16204)]