131891942

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{24989}}^1$

素因数の和:25040

約数の個数: 32

約数和(自身を含む): 251899200

約数和(自身を除く): 120007258

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 5278, 24989, 49978, 174923, 324857, 349846, 649714, 724681, 1449362, 2273999, 4547998, 5072767, 9420853, 10145534, 18841706, 65945971, 131891942]

約数ペア:

[(1, 131891942), (2, 65945971), (7, 18841706), (13, 10145534), (14, 9420853), (26, 5072767), (29, 4547998), (58, 2273999), (91, 1449362), (182, 724681), (203, 649714), (377, 349846), (406, 324857), (754, 174923), (2639, 49978), (5278, 24989)]