72878427

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{87071}}^1$

素因数の和:87111

約数の個数: 16

約数和(自身を含む): 111452160

約数和(自身を除く): 38573733

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 87071, 261213, 783639, 2350917, 2699201, 8097603, 24292809, 72878427]

約数ペア:

[(1, 72878427), (3, 24292809), (9, 8097603), (27, 2699201), (31, 2350917), (93, 783639), (279, 261213), (837, 87071)]