667347632068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{622477}}^1$

素因数の和:622936

約数の個数: 48

約数和(自身を含む): 1284719894640

約数和(自身を除く): 617372262572

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 389, 689, 778, 1378, 1556, 2756, 5057, 10114, 20228, 20617, 41234, 82468, 268021, 536042, 622477, 1072084, 1244954, 2489908, 8092201, 16184402, 32368804, 32991281, 65982562, 131965124, 242143553, 428886653, 484287106, 857773306, 968574212, 1715546612, 3147866189, 6295732378, 12591464756, 12833608309, 25667216618, 51334433236, 166836908017, 333673816034, 667347632068]

約数ペア:

[(1, 667347632068), (2, 333673816034), (4, 166836908017), (13, 51334433236), (26, 25667216618), (52, 12833608309), (53, 12591464756), (106, 6295732378), (212, 3147866189), (389, 1715546612), (689, 968574212), (778, 857773306), (1378, 484287106), (1556, 428886653), (2756, 242143553), (5057, 131965124), (10114, 65982562), (20228, 32991281), (20617, 32368804), (41234, 16184402), (82468, 8092201), (268021, 2489908), (536042, 1244954), (622477, 1072084)]