2559865

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 3928320

約数和(自身を除く): 1368455

約数列:

[1, 5, 7, 11, 35, 55, 61, 77, 109, 305, 385, 427, 545, 671, 763, 1199, 2135, 3355, 3815, 4697, 5995, 6649, 8393, 23485, 33245, 41965, 46543, 73139, 232715, 365695, 511973, 2559865]

約数ペア:

[(1, 2559865), (5, 511973), (7, 365695), (11, 232715), (35, 73139), (55, 46543), (61, 41965), (77, 33245), (109, 23485), (305, 8393), (385, 6649), (427, 5995), (545, 4697), (671, 3815), (763, 3355), (1199, 2135)]