187355988

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{953}}^1$

素因数の和:1133

約数の個数: 72

約数和(自身を含む): 488936448

約数和(自身を除く): 301580460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 127, 129, 172, 254, 258, 381, 387, 508, 516, 762, 774, 953, 1143, 1524, 1548, 1906, 2286, 2859, 3812, 4572, 5461, 5718, 8577, 10922, 11436, 16383, 17154, 21844, 32766, 34308, 40979, 49149, 65532, 81958, 98298, 121031, 122937, 163916, 196596, 242062, 245874, 363093, 368811, 484124, 491748, 726186, 737622, 1089279, 1452372, 1475244, 2178558, 4357116, 5204333, 10408666, 15612999, 20817332, 31225998, 46838997, 62451996, 93677994, 187355988]

約数ペア:

[(1, 187355988), (2, 93677994), (3, 62451996), (4, 46838997), (6, 31225998), (9, 20817332), (12, 15612999), (18, 10408666), (36, 5204333), (43, 4357116), (86, 2178558), (127, 1475244), (129, 1452372), (172, 1089279), (254, 737622), (258, 726186), (381, 491748), (387, 484124), (508, 368811), (516, 363093), (762, 245874), (774, 242062), (953, 196596), (1143, 163916), (1524, 122937), (1548, 121031), (1906, 98298), (2286, 81958), (2859, 65532), (3812, 49149), (4572, 40979), (5461, 34308), (5718, 32766), (8577, 21844), (10922, 17154), (11436, 16383)]