646013555

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{20147}}^1$

素因数の和:20227

約数の個数: 24

約数和(自身を含む): 868217616

約数和(自身を除く): 222204061

約数列:

[1, 5, 11, 53, 55, 121, 265, 583, 605, 2915, 6413, 20147, 32065, 100735, 221617, 1067791, 1108085, 2437787, 5338955, 11745701, 12188935, 58728505, 129202711, 646013555]

約数ペア:

[(1, 646013555), (5, 129202711), (11, 58728505), (53, 12188935), (55, 11745701), (121, 5338955), (265, 2437787), (583, 1108085), (605, 1067791), (2915, 221617), (6413, 100735), (20147, 32065)]