66172785

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{90031}}^1$

素因数の和:90053

約数の個数: 24

約数和(自身を含む): 123163776

約数和(自身を除く): 56990991

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 90031, 270093, 450155, 630217, 1350465, 1890651, 3151085, 4411519, 9453255, 13234557, 22057595, 66172785]

約数ペア:

[(1, 66172785), (3, 22057595), (5, 13234557), (7, 9453255), (15, 4411519), (21, 3151085), (35, 1890651), (49, 1350465), (105, 630217), (147, 450155), (245, 270093), (735, 90031)]