68581791

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{19489}}^1$

素因数の和:19535

約数の個数: 24

約数和(自身を含む): 109455840

約数和(自身を除く): 40874049

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 19489, 58467, 175401, 331313, 448247, 993939, 1344741, 2981817, 4034223, 7620199, 22860597, 68581791]

約数ペア:

[(1, 68581791), (3, 22860597), (9, 7620199), (17, 4034223), (23, 2981817), (51, 1344741), (69, 993939), (153, 448247), (207, 331313), (391, 175401), (1173, 58467), (3519, 19489)]