155515997

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{2797}}^1$

素因数の和:2877

約数の個数: 24

約数和(自身を含む): 196621056

約数和(自身を除く): 41105059

約数列:

[1, 7, 13, 47, 91, 169, 329, 611, 1183, 2797, 4277, 7943, 19579, 36361, 55601, 131459, 254527, 472693, 920213, 1708967, 3308851, 11962769, 22216571, 155515997]

約数ペア:

[(1, 155515997), (7, 22216571), (13, 11962769), (47, 3308851), (91, 1708967), (169, 920213), (329, 472693), (611, 254527), (1183, 131459), (2797, 55601), (4277, 36361), (7943, 19579)]