42758121

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{937}}^1$

素因数の和:1041

約数の個数: 32

約数和(自身を含む): 68076288

約数和(自身を除く): 25318167

約数列:

[1, 3, 7, 21, 41, 53, 123, 159, 287, 371, 861, 937, 1113, 2173, 2811, 6519, 6559, 15211, 19677, 38417, 45633, 49661, 115251, 148983, 268919, 347627, 806757, 1042881, 2036101, 6108303, 14252707, 42758121]

約数ペア:

[(1, 42758121), (3, 14252707), (7, 6108303), (21, 2036101), (41, 1042881), (53, 806757), (123, 347627), (159, 268919), (287, 148983), (371, 115251), (861, 49661), (937, 45633), (1113, 38417), (2173, 19677), (2811, 15211), (6519, 6559)]