51720721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4219}}^1$

素因数の和:4296

約数の個数: 16

約数和(自身を含む): 59552640

約数和(自身を除く): 7831919

約数列:

[1, 13, 23, 41, 299, 533, 943, 4219, 12259, 54847, 97037, 172979, 1261481, 2248727, 3978517, 51720721]

約数ペア:

[(1, 51720721), (13, 3978517), (23, 2248727), (41, 1261481), (299, 172979), (533, 97037), (943, 54847), (4219, 12259)]