7742475

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2647}}^1$

素因数の和:2676

約数の個数: 36

約数和(自身を含む): 14940016

約数和(自身を除く): 7197541

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2647, 2925, 7941, 13235, 23823, 34411, 39705, 66175, 103233, 119115, 172055, 198525, 309699, 516165, 595575, 860275, 1548495, 2580825, 7742475]

約数ペア:

[(1, 7742475), (3, 2580825), (5, 1548495), (9, 860275), (13, 595575), (15, 516165), (25, 309699), (39, 198525), (45, 172055), (65, 119115), (75, 103233), (117, 66175), (195, 39705), (225, 34411), (325, 23823), (585, 13235), (975, 7941), (2647, 2925)]