221570305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{212029}}^1$

素因数の和:212064

約数の個数: 16

約数和(自身を含む): 305323200

約数和(自身を除く): 83752895

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 212029, 1060145, 2332319, 4028551, 11661595, 20142755, 44314061, 221570305]

約数ペア:

[(1, 221570305), (5, 44314061), (11, 20142755), (19, 11661595), (55, 4028551), (95, 2332319), (209, 1060145), (1045, 212029)]