121397913

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49409}}^1$

素因数の和:49438

約数の個数: 32

約数和(自身を含む): 221356800

約数和(自身を除く): 99958887

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 49409, 148227, 345863, 444681, 642317, 1037589, 1334043, 1926951, 3112767, 4496219, 5780853, 9338301, 13488657, 17342559, 40465971, 121397913]

約数ペア:

[(1, 121397913), (3, 40465971), (7, 17342559), (9, 13488657), (13, 9338301), (21, 5780853), (27, 4496219), (39, 3112767), (63, 1926951), (91, 1334043), (117, 1037589), (189, 642317), (273, 444681), (351, 345863), (819, 148227), (2457, 49409)]