87648255

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{9887}}^1$

素因数の和:10095

約数の個数: 24

約数和(自身を含む): 152710272

約数和(自身を除く): 65062017

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1773, 2955, 8865, 9887, 29661, 49435, 88983, 148305, 444915, 1947739, 5843217, 9738695, 17529651, 29216085, 87648255]

約数ペア:

[(1, 87648255), (3, 29216085), (5, 17529651), (9, 9738695), (15, 5843217), (45, 1947739), (197, 444915), (591, 148305), (985, 88983), (1773, 49435), (2955, 29661), (8865, 9887)]