978498145

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1\times {\mathrm{3511}}^1$

素因数の和:4056

約数の個数: 16

約数和(自身を含む): 1185932160

約数和(自身を除く): 207434015

約数列:

[1, 5, 139, 401, 695, 2005, 3511, 17555, 55739, 278695, 488029, 1407911, 2440145, 7039555, 195699629, 978498145]

約数ペア:

[(1, 978498145), (5, 195699629), (139, 7039555), (401, 2440145), (695, 1407911), (2005, 488029), (3511, 278695), (17555, 55739)]