1782872

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 4300800

約数和(自身を除く): 2517928

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 79, 91, 104, 124, 158, 182, 217, 248, 316, 364, 403, 434, 553, 632, 728, 806, 868, 1027, 1106, 1612, 1736, 2054, 2212, 2449, 2821, 3224, 4108, 4424, 4898, 5642, 7189, 8216, 9796, 11284, 14378, 17143, 19592, 22568, 28756, 31837, 34286, 57512, 63674, 68572, 127348, 137144, 222859, 254696, 445718, 891436, 1782872]

約数ペア:

[(1, 1782872), (2, 891436), (4, 445718), (7, 254696), (8, 222859), (13, 137144), (14, 127348), (26, 68572), (28, 63674), (31, 57512), (52, 34286), (56, 31837), (62, 28756), (79, 22568), (91, 19592), (104, 17143), (124, 14378), (158, 11284), (182, 9796), (217, 8216), (248, 7189), (316, 5642), (364, 4898), (403, 4424), (434, 4108), (553, 3224), (632, 2821), (728, 2449), (806, 2212), (868, 2054), (1027, 1736), (1106, 1612)]