2108445

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 3611520

約数和(自身を除く): 1503075

約数列:

[1, 3, 5, 15, 29, 37, 87, 111, 131, 145, 185, 393, 435, 555, 655, 1073, 1965, 3219, 3799, 4847, 5365, 11397, 14541, 16095, 18995, 24235, 56985, 72705, 140563, 421689, 702815, 2108445]

約数ペア:

[(1, 2108445), (3, 702815), (5, 421689), (15, 140563), (29, 72705), (37, 56985), (87, 24235), (111, 18995), (131, 16095), (145, 14541), (185, 11397), (393, 5365), (435, 4847), (555, 3799), (655, 3219), (1073, 1965)]