81673598

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 132143616

約数和(自身を除く): 50470018

約数列:

[1, 2, 23, 43, 46, 86, 157, 263, 314, 526, 989, 1978, 3611, 6049, 6751, 7222, 11309, 12098, 13502, 22618, 41291, 82582, 155273, 260107, 310546, 520214, 949693, 1775513, 1899386, 3551026, 40836799, 81673598]

約数ペア:

[(1, 81673598), (2, 40836799), (23, 3551026), (43, 1899386), (46, 1775513), (86, 949693), (157, 520214), (263, 310546), (314, 260107), (526, 155273), (989, 82582), (1978, 41291), (3611, 22618), (6049, 13502), (6751, 12098), (7222, 11309)]