221549848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{125311}}^1$

素因数の和:125347

約数の個数: 32

約数和(自身を含む): 473679360

約数和(自身を除く): 252129512

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 125311, 250622, 501244, 1002488, 1629043, 2130287, 3258086, 4260574, 6516172, 8521148, 13032344, 17042296, 27693731, 55387462, 110774924, 221549848]

約数ペア:

[(1, 221549848), (2, 110774924), (4, 55387462), (8, 27693731), (13, 17042296), (17, 13032344), (26, 8521148), (34, 6516172), (52, 4260574), (68, 3258086), (104, 2130287), (136, 1629043), (221, 1002488), (442, 501244), (884, 250622), (1768, 125311)]