156939818

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{2957}}^1$

素因数の和:3206

約数の個数: 32

約数和(自身を含む): 286239744

約数和(自身を除く): 129299926

約数列:

[1, 2, 7, 14, 17, 34, 119, 223, 238, 446, 1561, 2957, 3122, 3791, 5914, 7582, 20699, 26537, 41398, 50269, 53074, 100538, 351883, 659411, 703766, 1318822, 4615877, 9231754, 11209987, 22419974, 78469909, 156939818]

約数ペア:

[(1, 156939818), (2, 78469909), (7, 22419974), (14, 11209987), (17, 9231754), (34, 4615877), (119, 1318822), (223, 703766), (238, 659411), (446, 351883), (1561, 100538), (2957, 53074), (3122, 50269), (3791, 41398), (5914, 26537), (7582, 20699)]