28561312

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{967}}^1$

素因数の和:1061

約数の個数: 48

約数和(自身を含む): 61471872

約数和(自身を除く): 32910560

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 71, 104, 142, 208, 284, 416, 568, 923, 967, 1136, 1846, 1934, 2272, 3692, 3868, 7384, 7736, 12571, 14768, 15472, 25142, 29536, 30944, 50284, 68657, 100568, 137314, 201136, 274628, 402272, 549256, 892541, 1098512, 1785082, 2197024, 3570164, 7140328, 14280656, 28561312]

約数ペア:

[(1, 28561312), (2, 14280656), (4, 7140328), (8, 3570164), (13, 2197024), (16, 1785082), (26, 1098512), (32, 892541), (52, 549256), (71, 402272), (104, 274628), (142, 201136), (208, 137314), (284, 100568), (416, 68657), (568, 50284), (923, 30944), (967, 29536), (1136, 25142), (1846, 15472), (1934, 14768), (2272, 12571), (3692, 7736), (3868, 7384)]