158502009

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{21227}}^1$

素因数の和:21380

約数の個数: 16

約数和(自身を含む): 224167680

約数和(自身を除く): 65665671

約数列:

[1, 3, 19, 57, 131, 393, 2489, 7467, 21227, 63681, 403313, 1209939, 2780737, 8342211, 52834003, 158502009]

約数ペア:

[(1, 158502009), (3, 52834003), (19, 8342211), (57, 2780737), (131, 1209939), (393, 403313), (2489, 63681), (7467, 21227)]