279955026

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{27823}}^1$

素因数の和:27887

約数の個数: 48

約数和(自身を含む): 668443776

約数和(自身を除く): 388488750

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 3354, 5031, 10062, 27823, 55646, 83469, 166938, 250407, 361699, 500814, 723398, 1085097, 1196389, 2170194, 2392778, 3255291, 3589167, 6510582, 7178334, 10767501, 15553057, 21535002, 31106114, 46659171, 93318342, 139977513, 279955026]

約数ペア:

[(1, 279955026), (2, 139977513), (3, 93318342), (6, 46659171), (9, 31106114), (13, 21535002), (18, 15553057), (26, 10767501), (39, 7178334), (43, 6510582), (78, 3589167), (86, 3255291), (117, 2392778), (129, 2170194), (234, 1196389), (258, 1085097), (387, 723398), (559, 500814), (774, 361699), (1118, 250407), (1677, 166938), (3354, 83469), (5031, 55646), (10062, 27823)]