87798628

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{349}}^1\times {\mathrm{577}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 155771000

約数和(自身を除く): 67972372

約数列:

[1, 2, 4, 109, 218, 349, 436, 577, 698, 1154, 1396, 2308, 38041, 62893, 76082, 125786, 152164, 201373, 251572, 402746, 805492, 21949657, 43899314, 87798628]

約数ペア:

[(1, 87798628), (2, 43899314), (4, 21949657), (109, 805492), (218, 402746), (349, 251572), (436, 201373), (577, 152164), (698, 125786), (1154, 76082), (1396, 62893), (2308, 38041)]