81357336

素因数分解:

$2^3\times 3^2\times {\mathrm{1129963}}^1$

素因数の和:1129975

約数の個数: 24

約数和(自身を含む): 220342980

約数和(自身を除く): 138985644

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1129963, 2259926, 3389889, 4519852, 6779778, 9039704, 10169667, 13559556, 20339334, 27119112, 40678668, 81357336]

約数ペア:

[(1, 81357336), (2, 40678668), (3, 27119112), (4, 20339334), (6, 13559556), (8, 10169667), (9, 9039704), (12, 6779778), (18, 4519852), (24, 3389889), (36, 2259926), (72, 1129963)]