2113425

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 4047360

約数和(自身を除く): 1933935

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 101, 135, 155, 225, 279, 303, 465, 505, 675, 775, 837, 909, 1395, 1515, 2325, 2525, 2727, 3131, 4185, 4545, 6975, 7575, 9393, 13635, 15655, 20925, 22725, 28179, 46965, 68175, 78275, 84537, 140895, 234825, 422685, 704475, 2113425]

約数ペア:

[(1, 2113425), (3, 704475), (5, 422685), (9, 234825), (15, 140895), (25, 84537), (27, 78275), (31, 68175), (45, 46965), (75, 28179), (93, 22725), (101, 20925), (135, 15655), (155, 13635), (225, 9393), (279, 7575), (303, 6975), (465, 4545), (505, 4185), (675, 3131), (775, 2727), (837, 2525), (909, 2325), (1395, 1515)]