4215978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:483

約数の個数: 48

約数和(自身を含む): 10090080

約数和(自身を除く): 5874102

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 419, 559, 774, 838, 1118, 1257, 1677, 2514, 3354, 3771, 5031, 5447, 7542, 10062, 10894, 16341, 18017, 32682, 36034, 49023, 54051, 98046, 108102, 162153, 234221, 324306, 468442, 702663, 1405326, 2107989, 4215978]

約数ペア:

[(1, 4215978), (2, 2107989), (3, 1405326), (6, 702663), (9, 468442), (13, 324306), (18, 234221), (26, 162153), (39, 108102), (43, 98046), (78, 54051), (86, 49023), (117, 36034), (129, 32682), (234, 18017), (258, 16341), (387, 10894), (419, 10062), (559, 7542), (774, 5447), (838, 5031), (1118, 3771), (1257, 3354), (1677, 2514)]