2167425

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:64

約数の個数: 72

約数和(自身を含む): 4538400

約数和(自身を除く): 2370975

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 27, 39, 45, 57, 65, 75, 95, 117, 135, 169, 171, 195, 225, 247, 285, 325, 351, 475, 507, 513, 585, 675, 741, 845, 855, 975, 1235, 1425, 1521, 1755, 2223, 2535, 2565, 2925, 3211, 3705, 4225, 4275, 4563, 6175, 6669, 7605, 8775, 9633, 11115, 12675, 12825, 16055, 18525, 22815, 28899, 33345, 38025, 48165, 55575, 80275, 86697, 114075, 144495, 166725, 240825, 433485, 722475, 2167425]

約数ペア:

[(1, 2167425), (3, 722475), (5, 433485), (9, 240825), (13, 166725), (15, 144495), (19, 114075), (25, 86697), (27, 80275), (39, 55575), (45, 48165), (57, 38025), (65, 33345), (75, 28899), (95, 22815), (117, 18525), (135, 16055), (169, 12825), (171, 12675), (195, 11115), (225, 9633), (247, 8775), (285, 7605), (325, 6669), (351, 6175), (475, 4563), (507, 4275), (513, 4225), (585, 3705), (675, 3211), (741, 2925), (845, 2565), (855, 2535), (975, 2223), (1235, 1755), (1425, 1521)]