1639776749

素因数分解:

${\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4801}}^1$

素因数の和:4917

約数の個数: 24

約数和(自身を含む): 1855953792

約数和(自身を除く): 216177043

約数列:

[1, 13, 43, 47, 169, 559, 611, 2021, 4801, 7267, 7943, 26273, 62413, 206443, 225647, 341549, 811369, 2683759, 2933411, 9702821, 34888867, 38134343, 126136673, 1639776749]

約数ペア:

[(1, 1639776749), (13, 126136673), (43, 38134343), (47, 34888867), (169, 9702821), (559, 2933411), (611, 2683759), (2021, 811369), (4801, 341549), (7267, 225647), (7943, 206443), (26273, 62413)]