56731775

素因数分解:

$5^2\times {\mathrm{109}}^2\times {\mathrm{191}}^1$

素因数の和:419

約数の個数: 18

約数和(自身を含む): 71370432

約数和(自身を除く): 14638657

約数列:

[1, 5, 25, 109, 191, 545, 955, 2725, 4775, 11881, 20819, 59405, 104095, 297025, 520475, 2269271, 11346355, 56731775]

約数ペア:

[(1, 56731775), (5, 11346355), (25, 2269271), (109, 520475), (191, 297025), (545, 104095), (955, 59405), (2725, 20819), (4775, 11881)]