222761505

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{2939}}^1$

素因数の和:3141

約数の個数: 32

約数和(自身を含む): 370298880

約数和(自身を除く): 147537375

約数列:

[1, 3, 5, 15, 31, 93, 155, 163, 465, 489, 815, 2445, 2939, 5053, 8817, 14695, 15159, 25265, 44085, 75795, 91109, 273327, 455545, 479057, 1366635, 1437171, 2395285, 7185855, 14850767, 44552301, 74253835, 222761505]

約数ペア:

[(1, 222761505), (3, 74253835), (5, 44552301), (15, 14850767), (31, 7185855), (93, 2395285), (155, 1437171), (163, 1366635), (465, 479057), (489, 455545), (815, 273327), (2445, 91109), (2939, 75795), (5053, 44085), (8817, 25265), (14695, 15159)]