31020633

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16979}}^1$

素因数の和:17021

約数の個数: 24

約数和(自身を含む): 52977600

約数和(自身を除く): 21956967

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 16979, 50937, 118853, 152811, 356559, 492391, 1069677, 1477173, 3446737, 4431519, 10340211, 31020633]

約数ペア:

[(1, 31020633), (3, 10340211), (7, 4431519), (9, 3446737), (21, 1477173), (29, 1069677), (63, 492391), (87, 356559), (203, 152811), (261, 118853), (609, 50937), (1827, 16979)]