147720158785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{19526789}}^1$

素因数の和:19526900

約数の個数: 16

約数和(自身を含む): 189800398800

約数和(自身を除く): 42080240015

約数列:

[1, 5, 17, 85, 89, 445, 1513, 7565, 19526789, 97633945, 331955413, 1659777065, 1737884221, 8689421105, 29544031757, 147720158785]

約数ペア:

[(1, 147720158785), (5, 29544031757), (17, 8689421105), (85, 1737884221), (89, 1659777065), (445, 331955413), (1513, 97633945), (7565, 19526789)]