664589718

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{30539}}^1$

素因数の和:30594

約数の個数: 64

約数和(自身を含む): 1641830400

約数和(自身を除く): 977240682

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 93, 117, 186, 234, 279, 351, 403, 558, 702, 806, 837, 1209, 1674, 2418, 3627, 7254, 10881, 21762, 30539, 61078, 91617, 183234, 274851, 397007, 549702, 794014, 824553, 946709, 1191021, 1649106, 1893418, 2382042, 2840127, 3573063, 5680254, 7146126, 8520381, 10719189, 12307217, 17040762, 21438378, 24614434, 25561143, 36921651, 51122286, 73843302, 110764953, 221529906, 332294859, 664589718]

約数ペア:

[(1, 664589718), (2, 332294859), (3, 221529906), (6, 110764953), (9, 73843302), (13, 51122286), (18, 36921651), (26, 25561143), (27, 24614434), (31, 21438378), (39, 17040762), (54, 12307217), (62, 10719189), (78, 8520381), (93, 7146126), (117, 5680254), (186, 3573063), (234, 2840127), (279, 2382042), (351, 1893418), (403, 1649106), (558, 1191021), (702, 946709), (806, 824553), (837, 794014), (1209, 549702), (1674, 397007), (2418, 274851), (3627, 183234), (7254, 91617), (10881, 61078), (21762, 30539)]