157555216

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{108211}}^1$

素因数の和:108239

約数の個数: 40

約数和(自身を含む): 375712064

約数和(自身を除く): 218156848

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 108211, 216422, 432844, 757477, 865688, 1406743, 1514954, 1731376, 2813486, 3029908, 5626972, 6059816, 9847201, 11253944, 12119632, 19694402, 22507888, 39388804, 78777608, 157555216]

約数ペア:

[(1, 157555216), (2, 78777608), (4, 39388804), (7, 22507888), (8, 19694402), (13, 12119632), (14, 11253944), (16, 9847201), (26, 6059816), (28, 5626972), (52, 3029908), (56, 2813486), (91, 1731376), (104, 1514954), (112, 1406743), (182, 865688), (208, 757477), (364, 432844), (728, 216422), (1456, 108211)]