140580909

素因数分解:

$3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{4283}}^1$

素因数の和:4817

約数の個数: 24

約数和(自身を含む): 232569792

約数和(自身を除く): 91988883

約数列:

[1, 3, 7, 9, 21, 63, 521, 1563, 3647, 4283, 4689, 10941, 12849, 29981, 32823, 38547, 89943, 269829, 2231443, 6694329, 15620101, 20082987, 46860303, 140580909]

約数ペア:

[(1, 140580909), (3, 46860303), (7, 20082987), (9, 15620101), (21, 6694329), (63, 2231443), (521, 269829), (1563, 89943), (3647, 38547), (4283, 32823), (4689, 29981), (10941, 12849)]