2145715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3001}}^1$

素因数の和:3030

約数の個数: 16

約数和(自身を含む): 3026016

約数和(自身を除く): 880301

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 3001, 15005, 33011, 39013, 165055, 195065, 429143, 2145715]

約数ペア:

[(1, 2145715), (5, 429143), (11, 195065), (13, 165055), (55, 39013), (65, 33011), (143, 15005), (715, 3001)]