128372255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{7457}}^1$

素因数の和:7786

約数の個数: 16

約数和(自身を含む): 168610464

約数和(自身を除く): 40238209

約数列:

[1, 5, 11, 55, 313, 1565, 3443, 7457, 17215, 37285, 82027, 410135, 2334041, 11670205, 25674451, 128372255]

約数ペア:

[(1, 128372255), (5, 25674451), (11, 11670205), (55, 2334041), (313, 410135), (1565, 82027), (3443, 37285), (7457, 17215)]