28362438

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2069

約数の個数: 48

約数和(自身を含む): 67297776

約数和(自身を除く): 38935338

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 117, 122, 183, 234, 366, 549, 793, 1098, 1586, 1987, 2379, 3974, 4758, 5961, 7137, 11922, 14274, 17883, 25831, 35766, 51662, 77493, 121207, 154986, 232479, 242414, 363621, 464958, 727242, 1090863, 1575691, 2181726, 3151382, 4727073, 9454146, 14181219, 28362438]

約数ペア:

[(1, 28362438), (2, 14181219), (3, 9454146), (6, 4727073), (9, 3151382), (13, 2181726), (18, 1575691), (26, 1090863), (39, 727242), (61, 464958), (78, 363621), (117, 242414), (122, 232479), (183, 154986), (234, 121207), (366, 77493), (549, 51662), (793, 35766), (1098, 25831), (1586, 17883), (1987, 14274), (2379, 11922), (3974, 7137), (4758, 5961)]