1661568974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 2821754880

約数和(自身を除く): 1160185906

約数列:

[1, 2, 13, 26, 53, 59, 106, 107, 118, 191, 214, 382, 689, 767, 1378, 1391, 1534, 2483, 2782, 3127, 4966, 5671, 6254, 6313, 10123, 11269, 11342, 12626, 20246, 20437, 22538, 40651, 40874, 73723, 81302, 82069, 131599, 146497, 147446, 164138, 263198, 265681, 292994, 334589, 531362, 597257, 669178, 1083161, 1194514, 1205783, 2166322, 2411566, 4349657, 7764341, 8699314, 14081093, 15528682, 15675179, 28162186, 31350358, 63906499, 127812998, 830784487, 1661568974]

約数ペア:

[(1, 1661568974), (2, 830784487), (13, 127812998), (26, 63906499), (53, 31350358), (59, 28162186), (106, 15675179), (107, 15528682), (118, 14081093), (191, 8699314), (214, 7764341), (382, 4349657), (689, 2411566), (767, 2166322), (1378, 1205783), (1391, 1194514), (1534, 1083161), (2483, 669178), (2782, 597257), (3127, 531362), (4966, 334589), (5671, 292994), (6254, 265681), (6313, 263198), (10123, 164138), (11269, 147446), (11342, 146497), (12626, 131599), (20246, 82069), (20437, 81302), (22538, 73723), (40651, 40874)]