320996817

素因数分解:

$3^3\times {\mathrm{241}}^1\times {\mathrm{49331}}^1$

素因数の和:49581

約数の個数: 16

約数和(自身を含む): 477533760

約数和(自身を除く): 156536943

約数列:

[1, 3, 9, 27, 241, 723, 2169, 6507, 49331, 147993, 443979, 1331937, 11888771, 35666313, 106998939, 320996817]

約数ペア:

[(1, 320996817), (3, 106998939), (9, 35666313), (27, 11888771), (241, 1331937), (723, 443979), (2169, 147993), (6507, 49331)]