28255425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 52764480

約数和(自身を除く): 24509055

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 145, 165, 275, 319, 435, 725, 825, 957, 1181, 1595, 2175, 3543, 4785, 5905, 7975, 12991, 17715, 23925, 29525, 34249, 38973, 64955, 88575, 102747, 171245, 194865, 324775, 376739, 513735, 856225, 974325, 1130217, 1883695, 2568675, 5651085, 9418475, 28255425]

約数ペア:

[(1, 28255425), (3, 9418475), (5, 5651085), (11, 2568675), (15, 1883695), (25, 1130217), (29, 974325), (33, 856225), (55, 513735), (75, 376739), (87, 324775), (145, 194865), (165, 171245), (275, 102747), (319, 88575), (435, 64955), (725, 38973), (825, 34249), (957, 29525), (1181, 23925), (1595, 17715), (2175, 12991), (3543, 7975), (4785, 5905)]