870830883

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{967}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 1395313920

約数和(自身を除く): 524483037

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 179, 387, 537, 559, 967, 1611, 1677, 2327, 2901, 5031, 6981, 7697, 8703, 12571, 20943, 23091, 37713, 41581, 69273, 100061, 113139, 124743, 173093, 300183, 374229, 519279, 540553, 900549, 1557837, 1621659, 2250209, 4864977, 6750627, 7442999, 20251881, 22328997, 66986991, 96758987, 290276961, 870830883]

約数ペア:

[(1, 870830883), (3, 290276961), (9, 96758987), (13, 66986991), (39, 22328997), (43, 20251881), (117, 7442999), (129, 6750627), (179, 4864977), (387, 2250209), (537, 1621659), (559, 1557837), (967, 900549), (1611, 540553), (1677, 519279), (2327, 374229), (2901, 300183), (5031, 173093), (6981, 124743), (7697, 113139), (8703, 100061), (12571, 69273), (20943, 41581), (23091, 37713)]