13999449

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 20207968

約数和(自身を除く): 6208519

約数列:

[1, 3, 17, 51, 67, 201, 241, 289, 723, 867, 1139, 3417, 4097, 12291, 16147, 19363, 48441, 58089, 69649, 208947, 274499, 823497, 4666483, 13999449]

約数ペア:

[(1, 13999449), (3, 4666483), (17, 823497), (51, 274499), (67, 208947), (201, 69649), (241, 58089), (289, 48441), (723, 19363), (867, 16147), (1139, 12291), (3417, 4097)]