20166009

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 28614432

約数和(自身を除く): 8448423

約数列:

[1, 3, 23, 69, 97, 131, 291, 393, 529, 1587, 2231, 3013, 6693, 9039, 12707, 38121, 51313, 69299, 153939, 207897, 292261, 876783, 6722003, 20166009]

約数ペア:

[(1, 20166009), (3, 6722003), (23, 876783), (69, 292261), (97, 207897), (131, 153939), (291, 69299), (393, 51313), (529, 38121), (1587, 12707), (2231, 9039), (3013, 6693)]