285238415

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{7193}}^1$

素因数の和:7319

約数の個数: 32

約数和(自身を含む): 430949376

約数和(自身を除く): 145710961

約数列:

[1, 5, 7, 11, 35, 55, 77, 103, 385, 515, 721, 1133, 3605, 5665, 7193, 7931, 35965, 39655, 50351, 79123, 251755, 395615, 553861, 740879, 2769305, 3704395, 5186153, 8149669, 25930765, 40748345, 57047683, 285238415]

約数ペア:

[(1, 285238415), (5, 57047683), (7, 40748345), (11, 25930765), (35, 8149669), (55, 5186153), (77, 3704395), (103, 2769305), (385, 740879), (515, 553861), (721, 395615), (1133, 251755), (3605, 79123), (5665, 50351), (7193, 39655), (7931, 35965)]