27830285

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3917}}^1$

素因数の和:3965

約数の個数: 24

約数和(自身を含む): 40198680

約数和(自身を除く): 12368395

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 3917, 7105, 19585, 27419, 113593, 137095, 191933, 567965, 795151, 959665, 3975755, 5566057, 27830285]

約数ペア:

[(1, 27830285), (5, 5566057), (7, 3975755), (29, 959665), (35, 795151), (49, 567965), (145, 191933), (203, 137095), (245, 113593), (1015, 27419), (1421, 19585), (3917, 7105)]