81465982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59119}}^1$

素因数の和:59187

約数の個数: 16

約数和(自身を含む): 134084160

約数和(自身を除く): 52618178

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 59119, 118238, 768547, 1537094, 3133307, 6266614, 40732991, 81465982]

約数ペア:

[(1, 81465982), (2, 40732991), (13, 6266614), (26, 3133307), (53, 1537094), (106, 768547), (689, 118238), (1378, 59119)]