15942885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 30096000

約数和(自身を除く): 14153115

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 109, 147, 199, 245, 327, 545, 597, 735, 763, 995, 1393, 1635, 2289, 2985, 3815, 4179, 5341, 6965, 9751, 11445, 16023, 20895, 21691, 26705, 29253, 48755, 65073, 80115, 108455, 146265, 151837, 325365, 455511, 759185, 1062859, 2277555, 3188577, 5314295, 15942885]

約数ペア:

[(1, 15942885), (3, 5314295), (5, 3188577), (7, 2277555), (15, 1062859), (21, 759185), (35, 455511), (49, 325365), (105, 151837), (109, 146265), (147, 108455), (199, 80115), (245, 65073), (327, 48755), (545, 29253), (597, 26705), (735, 21691), (763, 20895), (995, 16023), (1393, 11445), (1635, 9751), (2289, 6965), (2985, 5341), (3815, 4179)]