203857425

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4951}}^1$

素因数の和:5031

約数の個数: 48

約数和(自身を含む): 380709760

約数和(自身を除く): 176852335

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 135, 183, 225, 305, 549, 675, 915, 1525, 1647, 2745, 4575, 4951, 8235, 13725, 14853, 24755, 41175, 44559, 74265, 123775, 133677, 222795, 302011, 371325, 668385, 906033, 1113975, 1510055, 2718099, 3341925, 4530165, 7550275, 8154297, 13590495, 22650825, 40771485, 67952475, 203857425]

約数ペア:

[(1, 203857425), (3, 67952475), (5, 40771485), (9, 22650825), (15, 13590495), (25, 8154297), (27, 7550275), (45, 4530165), (61, 3341925), (75, 2718099), (135, 1510055), (183, 1113975), (225, 906033), (305, 668385), (549, 371325), (675, 302011), (915, 222795), (1525, 133677), (1647, 123775), (2745, 74265), (4575, 44559), (4951, 41175), (8235, 24755), (13725, 14853)]