201938965

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 262031616

約数和(自身を除く): 60092651

約数列:

[1, 5, 23, 43, 97, 115, 215, 421, 485, 989, 2105, 2231, 4171, 4945, 9683, 11155, 18103, 20855, 40837, 48415, 90515, 95933, 204185, 416369, 479665, 939251, 1755991, 2081845, 4696255, 8779955, 40387793, 201938965]

約数ペア:

[(1, 201938965), (5, 40387793), (23, 8779955), (43, 4696255), (97, 2081845), (115, 1755991), (215, 939251), (421, 479665), (485, 416369), (989, 204185), (2105, 95933), (2231, 90515), (4171, 48415), (4945, 40837), (9683, 20855), (11155, 18103)]