818853841

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{677}}^1$

素因数の和:1141

約数の個数: 24

約数和(自身を含む): 942466104

約数和(自身を除く): 123612263

約数列:

[1, 13, 17, 169, 221, 421, 677, 2873, 5473, 7157, 8801, 11509, 71149, 93041, 114413, 149617, 285017, 1209533, 1945021, 3705221, 4845289, 48167873, 62988757, 818853841]

約数ペア:

[(1, 818853841), (13, 62988757), (17, 48167873), (169, 4845289), (221, 3705221), (421, 1945021), (677, 1209533), (2873, 285017), (5473, 149617), (7157, 114413), (8801, 93041), (11509, 71149)]