890965712

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{611927}}^1$

素因数の和:611955

約数の個数: 40

約数和(自身を含む): 2124614016

約数和(自身を除く): 1233648304

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 611927, 1223854, 2447708, 4283489, 4895416, 7955051, 8566978, 9790832, 15910102, 17133956, 31820204, 34267912, 55685357, 63640408, 68535824, 111370714, 127280816, 222741428, 445482856, 890965712]

約数ペア:

[(1, 890965712), (2, 445482856), (4, 222741428), (7, 127280816), (8, 111370714), (13, 68535824), (14, 63640408), (16, 55685357), (26, 34267912), (28, 31820204), (52, 17133956), (56, 15910102), (91, 9790832), (104, 8566978), (112, 7955051), (182, 4895416), (208, 4283489), (364, 2447708), (728, 1223854), (1456, 611927)]