187489116

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3907}}^1$

素因数の和:3991

約数の個数: 72

約数和(自身を含む): 500724224

約数和(自身を除く): 313235108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 172, 186, 258, 279, 372, 387, 516, 558, 774, 1116, 1333, 1548, 2666, 3907, 3999, 5332, 7814, 7998, 11721, 11997, 15628, 15996, 23442, 23994, 35163, 46884, 47988, 70326, 121117, 140652, 168001, 242234, 336002, 363351, 484468, 504003, 672004, 726702, 1008006, 1090053, 1453404, 1512009, 2016012, 2180106, 3024018, 4360212, 5208031, 6048036, 10416062, 15624093, 20832124, 31248186, 46872279, 62496372, 93744558, 187489116]

約数ペア:

[(1, 187489116), (2, 93744558), (3, 62496372), (4, 46872279), (6, 31248186), (9, 20832124), (12, 15624093), (18, 10416062), (31, 6048036), (36, 5208031), (43, 4360212), (62, 3024018), (86, 2180106), (93, 2016012), (124, 1512009), (129, 1453404), (172, 1090053), (186, 1008006), (258, 726702), (279, 672004), (372, 504003), (387, 484468), (516, 363351), (558, 336002), (774, 242234), (1116, 168001), (1333, 140652), (1548, 121117), (2666, 70326), (3907, 47988), (3999, 46884), (5332, 35163), (7814, 23994), (7998, 23442), (11721, 15996), (11997, 15628)]