201290888

素因数分解:

$2^3\times {\mathrm{199}}^1\times {\mathrm{227}}^1\times {\mathrm{557}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 381672000

約数和(自身を除く): 180381112

約数列:

[1, 2, 4, 8, 199, 227, 398, 454, 557, 796, 908, 1114, 1592, 1816, 2228, 4456, 45173, 90346, 110843, 126439, 180692, 221686, 252878, 361384, 443372, 505756, 886744, 1011512, 25161361, 50322722, 100645444, 201290888]

約数ペア:

[(1, 201290888), (2, 100645444), (4, 50322722), (8, 25161361), (199, 1011512), (227, 886744), (398, 505756), (454, 443372), (557, 361384), (796, 252878), (908, 221686), (1114, 180692), (1592, 126439), (1816, 110843), (2228, 90346), (4456, 45173)]