20171320323

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87321733}}^1$

素因数の和:87321754

約数の個数: 16

約数和(自身を含む): 33531545856

約数和(自身を除く): 13360225533

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87321733, 261965199, 611252131, 960539063, 1833756393, 2881617189, 6723773441, 20171320323]

約数ペア:

[(1, 20171320323), (3, 6723773441), (7, 2881617189), (11, 1833756393), (21, 960539063), (33, 611252131), (77, 261965199), (231, 87321733)]