67798899

素因数分解:

$3^2\times 7^2\times {\mathrm{153739}}^1$

素因数の和:153759

約数の個数: 18

約数和(自身を含む): 113921340

約数和(自身を除く): 46122441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 153739, 461217, 1076173, 1383651, 3228519, 7533211, 9685557, 22599633, 67798899]

約数ペア:

[(1, 67798899), (3, 22599633), (7, 9685557), (9, 7533211), (21, 3228519), (49, 1383651), (63, 1076173), (147, 461217), (441, 153739)]