17960475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{109}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 32463200

約数和(自身を除く): 14502725

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 109, 169, 195, 325, 327, 507, 545, 845, 975, 1417, 1635, 2197, 2535, 2725, 4225, 4251, 6591, 7085, 8175, 10985, 12675, 18421, 21255, 32955, 35425, 54925, 55263, 92105, 106275, 164775, 239473, 276315, 460525, 718419, 1197365, 1381575, 3592095, 5986825, 17960475]

約数ペア:

[(1, 17960475), (3, 5986825), (5, 3592095), (13, 1381575), (15, 1197365), (25, 718419), (39, 460525), (65, 276315), (75, 239473), (109, 164775), (169, 106275), (195, 92105), (325, 55263), (327, 54925), (507, 35425), (545, 32955), (845, 21255), (975, 18421), (1417, 12675), (1635, 10985), (2197, 8175), (2535, 7085), (2725, 6591), (4225, 4251)]