13447875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 26357760

約数和(自身を除く): 12909885

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 75, 105, 109, 125, 141, 175, 235, 327, 329, 375, 525, 545, 705, 763, 875, 987, 1175, 1635, 1645, 2289, 2625, 2725, 3525, 3815, 4935, 5123, 5875, 8175, 8225, 11445, 13625, 15369, 17625, 19075, 24675, 25615, 35861, 40875, 41125, 57225, 76845, 95375, 107583, 123375, 128075, 179305, 286125, 384225, 537915, 640375, 896525, 1921125, 2689575, 4482625, 13447875]

約数ペア:

[(1, 13447875), (3, 4482625), (5, 2689575), (7, 1921125), (15, 896525), (21, 640375), (25, 537915), (35, 384225), (47, 286125), (75, 179305), (105, 128075), (109, 123375), (125, 107583), (141, 95375), (175, 76845), (235, 57225), (327, 41125), (329, 40875), (375, 35861), (525, 25615), (545, 24675), (705, 19075), (763, 17625), (875, 15369), (987, 13625), (1175, 11445), (1635, 8225), (1645, 8175), (2289, 5875), (2625, 5123), (2725, 4935), (3525, 3815)]