201994521215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{521}}^1\times {\mathrm{4409}}^1$

素因数の和:5387

約数の個数: 32

約数和(自身を含む): 249170644800

約数和(自身を除く): 47176123585

約数列:

[1, 5, 43, 215, 409, 521, 2045, 2605, 4409, 17587, 22045, 22403, 87935, 112015, 189587, 213089, 947935, 1065445, 1803281, 2297089, 9016405, 9162827, 11485445, 45814135, 77541083, 98774827, 387705415, 493874135, 939509401, 4697547005, 40398904243, 201994521215]

約数ペア:

[(1, 201994521215), (5, 40398904243), (43, 4697547005), (215, 939509401), (409, 493874135), (521, 387705415), (2045, 98774827), (2605, 77541083), (4409, 45814135), (17587, 11485445), (22045, 9162827), (22403, 9016405), (87935, 2297089), (112015, 1803281), (189587, 1065445), (213089, 947935)]