131409855

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 233650560

約数和(自身を除く): 102240705

約数列:

[1, 3, 5, 9, 15, 45, 73, 109, 219, 327, 365, 367, 545, 657, 981, 1095, 1101, 1635, 1835, 3285, 3303, 4905, 5505, 7957, 16515, 23871, 26791, 39785, 40003, 71613, 80373, 119355, 120009, 133955, 200015, 241119, 358065, 360027, 401865, 600045, 1205595, 1800135, 2920219, 8760657, 14601095, 26281971, 43803285, 131409855]

約数ペア:

[(1, 131409855), (3, 43803285), (5, 26281971), (9, 14601095), (15, 8760657), (45, 2920219), (73, 1800135), (109, 1205595), (219, 600045), (327, 401865), (365, 360027), (367, 358065), (545, 241119), (657, 200015), (981, 133955), (1095, 120009), (1101, 119355), (1635, 80373), (1835, 71613), (3285, 40003), (3303, 39785), (4905, 26791), (5505, 23871), (7957, 16515)]