20210333815

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{41131}}^1$

素因数の和:41383

約数の個数: 32

約数和(自身を含む): 28193518080

約数和(自身を除く): 7983184265

約数列:

[1, 5, 7, 35, 101, 139, 505, 695, 707, 973, 3535, 4865, 14039, 41131, 70195, 98273, 205655, 287917, 491365, 1439585, 4154231, 5717209, 20771155, 28586045, 29079617, 40020463, 145398085, 200102315, 577438109, 2887190545, 4042066763, 20210333815]

約数ペア:

[(1, 20210333815), (5, 4042066763), (7, 2887190545), (35, 577438109), (101, 200102315), (139, 145398085), (505, 40020463), (695, 29079617), (707, 28586045), (973, 20771155), (3535, 5717209), (4865, 4154231), (14039, 1439585), (41131, 491365), (70195, 287917), (98273, 205655)]