261551115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{8221}}^1$

素因数の和:8340

約数の個数: 48

約数和(自身を含む): 523313856

約数和(自身を除く): 261762741

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 101, 105, 303, 315, 505, 707, 909, 1515, 2121, 3535, 4545, 6363, 8221, 10605, 24663, 31815, 41105, 57547, 73989, 123315, 172641, 287735, 369945, 517923, 830321, 863205, 2490963, 2589615, 4151605, 5812247, 7472889, 12454815, 17436741, 29061235, 37364445, 52310223, 87183705, 261551115]

約数ペア:

[(1, 261551115), (3, 87183705), (5, 52310223), (7, 37364445), (9, 29061235), (15, 17436741), (21, 12454815), (35, 7472889), (45, 5812247), (63, 4151605), (101, 2589615), (105, 2490963), (303, 863205), (315, 830321), (505, 517923), (707, 369945), (909, 287735), (1515, 172641), (2121, 123315), (3535, 73989), (4545, 57547), (6363, 41105), (8221, 31815), (10605, 24663)]