81301822

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{787}}^1$

素因数の和:1000

約数の個数: 32

約数和(自身を含む): 143428608

約数和(自身を除く): 62126786

約数列:

[1, 2, 7, 14, 47, 94, 157, 314, 329, 658, 787, 1099, 1574, 2198, 5509, 7379, 11018, 14758, 36989, 51653, 73978, 103306, 123559, 247118, 258923, 517846, 864913, 1729826, 5807273, 11614546, 40650911, 81301822]

約数ペア:

[(1, 81301822), (2, 40650911), (7, 11614546), (14, 5807273), (47, 1729826), (94, 864913), (157, 517846), (314, 258923), (329, 247118), (658, 123559), (787, 103306), (1099, 73978), (1574, 51653), (2198, 36989), (5509, 14758), (7379, 11018)]