66688353

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{5051}}^1$

素因数の和:5226

約数の個数: 20

約数和(自身を含む): 100251888

約数和(自身を除く): 33563535

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4401, 5051, 13203, 15153, 45459, 136377, 409131, 823313, 2469939, 7409817, 22229451, 66688353]

約数ペア:

[(1, 66688353), (3, 22229451), (9, 7409817), (27, 2469939), (81, 823313), (163, 409131), (489, 136377), (1467, 45459), (4401, 15153), (5051, 13203)]