31191654

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1619}}^1$

素因数の和:1669

約数の個数: 48

約数和(自身を含む): 71150400

約数和(自身を除く): 39958746

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 169, 247, 338, 494, 507, 741, 1014, 1482, 1619, 3211, 3238, 4857, 6422, 9633, 9714, 19266, 21047, 30761, 42094, 61522, 63141, 92283, 126282, 184566, 273611, 399893, 547222, 799786, 820833, 1199679, 1641666, 2399358, 5198609, 10397218, 15595827, 31191654]

約数ペア:

[(1, 31191654), (2, 15595827), (3, 10397218), (6, 5198609), (13, 2399358), (19, 1641666), (26, 1199679), (38, 820833), (39, 799786), (57, 547222), (78, 399893), (114, 273611), (169, 184566), (247, 126282), (338, 92283), (494, 63141), (507, 61522), (741, 42094), (1014, 30761), (1482, 21047), (1619, 19266), (3211, 9714), (3238, 9633), (4857, 6422)]