16102405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{811}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 22274784

約数和(自身を除く): 6172379

約数列:

[1, 5, 11, 19, 55, 95, 209, 361, 811, 1045, 1805, 3971, 4055, 8921, 15409, 19855, 44605, 77045, 169499, 292771, 847495, 1463855, 3220481, 16102405]

約数ペア:

[(1, 16102405), (5, 3220481), (11, 1463855), (19, 847495), (55, 292771), (95, 169499), (209, 77045), (361, 44605), (811, 19855), (1045, 15409), (1805, 8921), (3971, 4055)]