64863405

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 116663040

約数和(自身を除く): 51799635

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 163, 185, 239, 333, 489, 555, 717, 815, 1195, 1467, 1665, 2151, 2445, 3585, 6031, 7335, 8843, 10755, 18093, 26529, 30155, 38957, 44215, 54279, 79587, 90465, 116871, 132645, 194785, 271395, 350613, 397935, 584355, 1441409, 1753065, 4324227, 7207045, 12972681, 21621135, 64863405]

約数ペア:

[(1, 64863405), (3, 21621135), (5, 12972681), (9, 7207045), (15, 4324227), (37, 1753065), (45, 1441409), (111, 584355), (163, 397935), (185, 350613), (239, 271395), (333, 194785), (489, 132645), (555, 116871), (717, 90465), (815, 79587), (1195, 54279), (1467, 44215), (1665, 38957), (2151, 30155), (2445, 26529), (3585, 18093), (6031, 10755), (7335, 8843)]