129631376

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{60917}}^1$

素因数の和:60951

約数の個数: 40

約数和(自身を含む): 302153280

約数和(自身を除く): 172521904

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 60917, 121834, 243668, 426419, 487336, 852838, 974672, 1157423, 1705676, 2314846, 3411352, 4629692, 6822704, 8101961, 9259384, 16203922, 18518768, 32407844, 64815688, 129631376]

約数ペア:

[(1, 129631376), (2, 64815688), (4, 32407844), (7, 18518768), (8, 16203922), (14, 9259384), (16, 8101961), (19, 6822704), (28, 4629692), (38, 3411352), (56, 2314846), (76, 1705676), (112, 1157423), (133, 974672), (152, 852838), (266, 487336), (304, 426419), (532, 243668), (1064, 121834), (2128, 60917)]