201382965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{639311}}^1$

素因数の和:639329

約数の個数: 24

約数和(自身を含む): 398930688

約数和(自身を除く): 197547723

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 639311, 1917933, 3196555, 4475177, 5753799, 9589665, 13425531, 22375885, 28768995, 40276593, 67127655, 201382965]

約数ペア:

[(1, 201382965), (3, 67127655), (5, 40276593), (7, 28768995), (9, 22375885), (15, 13425531), (21, 9589665), (35, 5753799), (45, 4475177), (63, 3196555), (105, 1917933), (315, 639311)]