1279074512

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{199357}}^1$

素因数の和:199766

約数の個数: 20

約数和(自身を含む): 2484399396

約数和(自身を除く): 1205324884

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 199357, 398714, 797428, 1594856, 3189712, 79942157, 159884314, 319768628, 639537256, 1279074512]

約数ペア:

[(1, 1279074512), (2, 639537256), (4, 319768628), (8, 159884314), (16, 79942157), (401, 3189712), (802, 1594856), (1604, 797428), (3208, 398714), (6416, 199357)]