31019598

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:191

約数の個数: 80

約数和(自身を含む): 73279536

約数和(自身を除く): 42259938

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 61, 73, 81, 86, 122, 129, 146, 162, 183, 219, 258, 366, 387, 438, 549, 657, 774, 1098, 1161, 1314, 1647, 1971, 2322, 2623, 3139, 3294, 3483, 3942, 4453, 4941, 5246, 5913, 6278, 6966, 7869, 8906, 9417, 9882, 11826, 13359, 15738, 18834, 23607, 26718, 28251, 40077, 47214, 56502, 70821, 80154, 84753, 120231, 141642, 169506, 191479, 212463, 240462, 254259, 360693, 382958, 424926, 508518, 574437, 721386, 1148874, 1723311, 3446622, 5169933, 10339866, 15509799, 31019598]

約数ペア:

[(1, 31019598), (2, 15509799), (3, 10339866), (6, 5169933), (9, 3446622), (18, 1723311), (27, 1148874), (43, 721386), (54, 574437), (61, 508518), (73, 424926), (81, 382958), (86, 360693), (122, 254259), (129, 240462), (146, 212463), (162, 191479), (183, 169506), (219, 141642), (258, 120231), (366, 84753), (387, 80154), (438, 70821), (549, 56502), (657, 47214), (774, 40077), (1098, 28251), (1161, 26718), (1314, 23607), (1647, 18834), (1971, 15738), (2322, 13359), (2623, 11826), (3139, 9882), (3294, 9417), (3483, 8906), (3942, 7869), (4453, 6966), (4941, 6278), (5246, 5913)]