74768421

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2659}}^1$

素因数の和:2785

約数の個数: 32

約数和(自身を含む): 123934720

約数和(自身を除く): 49166299

約数列:

[1, 3, 7, 13, 21, 39, 91, 103, 273, 309, 721, 1339, 2163, 2659, 4017, 7977, 9373, 18613, 28119, 34567, 55839, 103701, 241969, 273877, 725907, 821631, 1917139, 3560401, 5751417, 10681203, 24922807, 74768421]

約数ペア:

[(1, 74768421), (3, 24922807), (7, 10681203), (13, 5751417), (21, 3560401), (39, 1917139), (91, 821631), (103, 725907), (273, 273877), (309, 241969), (721, 103701), (1339, 55839), (2163, 34567), (2659, 28119), (4017, 18613), (7977, 9373)]