128429636

素因数分解:

$2^2\times {\mathrm{179}}^1\times {\mathrm{181}}^1\times {\mathrm{991}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 227485440

約数和(自身を除く): 99055804

約数列:

[1, 2, 4, 179, 181, 358, 362, 716, 724, 991, 1982, 3964, 32399, 64798, 129596, 177389, 179371, 354778, 358742, 709556, 717484, 32107409, 64214818, 128429636]

約数ペア:

[(1, 128429636), (2, 64214818), (4, 32107409), (179, 717484), (181, 709556), (358, 358742), (362, 354778), (716, 179371), (724, 177389), (991, 129596), (1982, 64798), (3964, 32399)]