218989659

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{132001}}^1$

素因数の和:132090

約数の個数: 16

約数和(自身を含む): 337925120

約数和(自身を除く): 118935461

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 132001, 396003, 924007, 2772021, 10428079, 31284237, 72996553, 218989659]

約数ペア:

[(1, 218989659), (3, 72996553), (7, 31284237), (21, 10428079), (79, 2772021), (237, 924007), (553, 396003), (1659, 132001)]