28128370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9733}}^1$

素因数の和:9774

約数の個数: 24

約数和(自身を含む): 53790084

約数和(自身を除く): 25661714

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 9733, 19466, 48665, 97330, 165461, 330922, 827305, 1654610, 2812837, 5625674, 14064185, 28128370]

約数ペア:

[(1, 28128370), (2, 14064185), (5, 5625674), (10, 2812837), (17, 1654610), (34, 827305), (85, 330922), (170, 165461), (289, 97330), (578, 48665), (1445, 19466), (2890, 9733)]