131013870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{25841}}^1$

素因数の和:25877

約数の個数: 48

約数和(自身を含む): 340494192

約数和(自身を除く): 209480322

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 25841, 51682, 77523, 129205, 155046, 258410, 335933, 387615, 671866, 775230, 1007799, 1679665, 2015598, 3359330, 4367129, 5038995, 8734258, 10077990, 13101387, 21835645, 26202774, 43671290, 65506935, 131013870]

約数ペア:

[(1, 131013870), (2, 65506935), (3, 43671290), (5, 26202774), (6, 21835645), (10, 13101387), (13, 10077990), (15, 8734258), (26, 5038995), (30, 4367129), (39, 3359330), (65, 2015598), (78, 1679665), (130, 1007799), (169, 775230), (195, 671866), (338, 387615), (390, 335933), (507, 258410), (845, 155046), (1014, 129205), (1690, 77523), (2535, 51682), (5070, 25841)]