81513042

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{3719}}^1$

素因数の和:4018

約数の個数: 32

約数和(自身を含む): 176238720

約数和(自身を除く): 94725678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 281, 562, 843, 1686, 3653, 3719, 7306, 7438, 10959, 11157, 21918, 22314, 48347, 96694, 145041, 290082, 1045039, 2090078, 3135117, 6270234, 13585507, 27171014, 40756521, 81513042]

約数ペア:

[(1, 81513042), (2, 40756521), (3, 27171014), (6, 13585507), (13, 6270234), (26, 3135117), (39, 2090078), (78, 1045039), (281, 290082), (562, 145041), (843, 96694), (1686, 48347), (3653, 22314), (3719, 21918), (7306, 11157), (7438, 10959)]