28142276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2539}}^1$

素因数の和:2723

約数の個数: 24

約数和(自身を含む): 52486560

約数和(自身を除く): 24344284

約数列:

[1, 2, 4, 17, 34, 68, 163, 326, 652, 2539, 2771, 5078, 5542, 10156, 11084, 43163, 86326, 172652, 413857, 827714, 1655428, 7035569, 14071138, 28142276]

約数ペア:

[(1, 28142276), (2, 14071138), (4, 7035569), (17, 1655428), (34, 827714), (68, 413857), (163, 172652), (326, 86326), (652, 43163), (2539, 11084), (2771, 10156), (5078, 5542)]