28375808

素因数分解:

$2^8\times {\mathrm{199}}^1\times {\mathrm{557}}^1$

素因数の和:772

約数の個数: 36

約数和(自身を含む): 57027600

約数和(自身を除く): 28651792

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 398, 557, 796, 1114, 1592, 2228, 3184, 4456, 6368, 8912, 12736, 17824, 25472, 35648, 50944, 71296, 110843, 142592, 221686, 443372, 886744, 1773488, 3546976, 7093952, 14187904, 28375808]

約数ペア:

[(1, 28375808), (2, 14187904), (4, 7093952), (8, 3546976), (16, 1773488), (32, 886744), (64, 443372), (128, 221686), (199, 142592), (256, 110843), (398, 71296), (557, 50944), (796, 35648), (1114, 25472), (1592, 17824), (2228, 12736), (3184, 8912), (4456, 6368)]