217303294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1999}}^1$

素因数の和:2164

約数の個数: 32

約数和(自身を含む): 363888000

約数和(自身を除く): 146584706

約数列:

[1, 2, 13, 26, 37, 74, 113, 226, 481, 962, 1469, 1999, 2938, 3998, 4181, 8362, 25987, 51974, 54353, 73963, 108706, 147926, 225887, 451774, 961519, 1923038, 2936531, 5873062, 8357819, 16715638, 108651647, 217303294]

約数ペア:

[(1, 217303294), (2, 108651647), (13, 16715638), (26, 8357819), (37, 5873062), (74, 2936531), (113, 1923038), (226, 961519), (481, 451774), (962, 225887), (1469, 147926), (1999, 108706), (2938, 73963), (3998, 54353), (4181, 51974), (8362, 25987)]