28650136

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{641}}^1$

素因数の和:835

約数の個数: 32

約数和(自身を含む): 55622880

約数和(自身を除く): 26972744

約数列:

[1, 2, 4, 8, 37, 74, 148, 151, 296, 302, 604, 641, 1208, 1282, 2564, 5128, 5587, 11174, 22348, 23717, 44696, 47434, 94868, 96791, 189736, 193582, 387164, 774328, 3581267, 7162534, 14325068, 28650136]

約数ペア:

[(1, 28650136), (2, 14325068), (4, 7162534), (8, 3581267), (37, 774328), (74, 387164), (148, 193582), (151, 189736), (296, 96791), (302, 94868), (604, 47434), (641, 44696), (1208, 23717), (1282, 22348), (2564, 11174), (5128, 5587)]