20169531

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{547}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 31032144

約数和(自身を除く): 10862613

約数列:

[1, 3, 9, 17, 51, 153, 241, 547, 723, 1641, 2169, 4097, 4923, 9299, 12291, 27897, 36873, 83691, 131827, 395481, 1186443, 2241059, 6723177, 20169531]

約数ペア:

[(1, 20169531), (3, 6723177), (9, 2241059), (17, 1186443), (51, 395481), (153, 131827), (241, 83691), (547, 36873), (723, 27897), (1641, 12291), (2169, 9299), (4097, 4923)]