2156021495

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{311}}^1\times {\mathrm{2621}}^1$

素因数の和:2983

約数の個数: 24

約数和(自身を含む): 2714336352

約数和(自身を除く): 558314857

約数列:

[1, 5, 23, 115, 311, 529, 1555, 2621, 2645, 7153, 13105, 35765, 60283, 164519, 301415, 815131, 822595, 1386509, 4075655, 6932545, 18748013, 93740065, 431204299, 2156021495]

約数ペア:

[(1, 2156021495), (5, 431204299), (23, 93740065), (115, 18748013), (311, 6932545), (529, 4075655), (1555, 1386509), (2621, 822595), (2645, 815131), (7153, 301415), (13105, 164519), (35765, 60283)]