51289091

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{569}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 59827200

約数和(自身を除く): 8538109

約数列:

[1, 7, 79, 163, 553, 569, 1141, 3983, 12877, 44951, 90139, 92747, 314657, 649229, 7327013, 51289091]

約数ペア:

[(1, 51289091), (7, 7327013), (79, 649229), (163, 314657), (553, 92747), (569, 90139), (1141, 44951), (3983, 12877)]