891436

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 2007040

約数和(自身を除く): 1115604

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 79, 91, 124, 158, 182, 217, 316, 364, 403, 434, 553, 806, 868, 1027, 1106, 1612, 2054, 2212, 2449, 2821, 4108, 4898, 5642, 7189, 9796, 11284, 14378, 17143, 28756, 31837, 34286, 63674, 68572, 127348, 222859, 445718, 891436]

約数ペア:

[(1, 891436), (2, 445718), (4, 222859), (7, 127348), (13, 68572), (14, 63674), (26, 34286), (28, 31837), (31, 28756), (52, 17143), (62, 14378), (79, 11284), (91, 9796), (124, 7189), (158, 5642), (182, 4898), (217, 4108), (316, 2821), (364, 2449), (403, 2212), (434, 2054), (553, 1612), (806, 1106), (868, 1027)]