15197273

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 20030976

約数和(自身を除く): 4833703

約数列:

[1, 7, 13, 23, 53, 91, 137, 161, 299, 371, 689, 959, 1219, 1781, 2093, 3151, 4823, 7261, 8533, 12467, 15847, 22057, 40963, 50827, 94393, 110929, 167003, 286741, 660751, 1169021, 2171039, 15197273]

約数ペア:

[(1, 15197273), (7, 2171039), (13, 1169021), (23, 660751), (53, 286741), (91, 167003), (137, 110929), (161, 94393), (299, 50827), (371, 40963), (689, 22057), (959, 15847), (1219, 12467), (1781, 8533), (2093, 7261), (3151, 4823)]