490913892

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20947}}^1$

素因数の和:20998

約数の個数: 96

約数和(自身を含む): 1501552640

約数和(自身を除く): 1010638748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 84, 93, 108, 124, 126, 186, 189, 217, 252, 279, 372, 378, 434, 558, 651, 756, 837, 868, 1116, 1302, 1674, 1953, 2604, 3348, 3906, 5859, 7812, 11718, 20947, 23436, 41894, 62841, 83788, 125682, 146629, 188523, 251364, 293258, 377046, 439887, 565569, 586516, 649357, 754092, 879774, 1131138, 1298714, 1319661, 1759548, 1948071, 2262276, 2597428, 2639322, 3896142, 3958983, 4545499, 5278644, 5844213, 7792284, 7917966, 9090998, 11688426, 13636497, 15835932, 17532639, 18181996, 23376852, 27272994, 35065278, 40909491, 54545988, 70130556, 81818982, 122728473, 163637964, 245456946, 490913892]

約数ペア:

[(1, 490913892), (2, 245456946), (3, 163637964), (4, 122728473), (6, 81818982), (7, 70130556), (9, 54545988), (12, 40909491), (14, 35065278), (18, 27272994), (21, 23376852), (27, 18181996), (28, 17532639), (31, 15835932), (36, 13636497), (42, 11688426), (54, 9090998), (62, 7917966), (63, 7792284), (84, 5844213), (93, 5278644), (108, 4545499), (124, 3958983), (126, 3896142), (186, 2639322), (189, 2597428), (217, 2262276), (252, 1948071), (279, 1759548), (372, 1319661), (378, 1298714), (434, 1131138), (558, 879774), (651, 754092), (756, 649357), (837, 586516), (868, 565569), (1116, 439887), (1302, 377046), (1674, 293258), (1953, 251364), (2604, 188523), (3348, 146629), (3906, 125682), (5859, 83788), (7812, 62841), (11718, 41894), (20947, 23436)]