1966125

素因数分解:

$3^1\times 5^3\times 7^2\times {\mathrm{107}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 3841344

約数和(自身を除く): 1875219

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 107, 125, 147, 175, 245, 321, 375, 525, 535, 735, 749, 875, 1225, 1605, 2247, 2625, 2675, 3675, 3745, 5243, 6125, 8025, 11235, 13375, 15729, 18375, 18725, 26215, 40125, 56175, 78645, 93625, 131075, 280875, 393225, 655375, 1966125]

約数ペア:

[(1, 1966125), (3, 655375), (5, 393225), (7, 280875), (15, 131075), (21, 93625), (25, 78645), (35, 56175), (49, 40125), (75, 26215), (105, 18725), (107, 18375), (125, 15729), (147, 13375), (175, 11235), (245, 8025), (321, 6125), (375, 5243), (525, 3745), (535, 3675), (735, 2675), (749, 2625), (875, 2247), (1225, 1605)]