28358872

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:835

約数の個数: 32

約数和(自身を含む): 55062000

約数和(自身を除く): 26703128

約数列:

[1, 2, 4, 8, 37, 74, 148, 149, 296, 298, 596, 643, 1192, 1286, 2572, 5144, 5513, 11026, 22052, 23791, 44104, 47582, 95164, 95807, 190328, 191614, 383228, 766456, 3544859, 7089718, 14179436, 28358872]

約数ペア:

[(1, 28358872), (2, 14179436), (4, 7089718), (8, 3544859), (37, 766456), (74, 383228), (148, 191614), (149, 190328), (296, 95807), (298, 95164), (596, 47582), (643, 44104), (1192, 23791), (1286, 22052), (2572, 11026), (5144, 5513)]