8390538

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1559}}^1$

素因数の和:1603

約数の個数: 48

約数和(自身を含む): 20442240

約数和(自身を除く): 12051702

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1559, 1794, 2691, 3118, 4677, 5382, 9354, 14031, 20267, 28062, 35857, 40534, 60801, 71714, 107571, 121602, 182403, 215142, 322713, 364806, 466141, 645426, 932282, 1398423, 2796846, 4195269, 8390538]

約数ペア:

[(1, 8390538), (2, 4195269), (3, 2796846), (6, 1398423), (9, 932282), (13, 645426), (18, 466141), (23, 364806), (26, 322713), (39, 215142), (46, 182403), (69, 121602), (78, 107571), (117, 71714), (138, 60801), (207, 40534), (234, 35857), (299, 28062), (414, 20267), (598, 14031), (897, 9354), (1559, 5382), (1794, 4677), (2691, 3118)]