72418293

素因数分解:

$3^4\times {\mathrm{463}}^1\times {\mathrm{1931}}^1$

素因数の和:2406

約数の個数: 20

約数和(自身を含む): 108470208

約数和(自身を除く): 36051915

約数列:

[1, 3, 9, 27, 81, 463, 1389, 1931, 4167, 5793, 12501, 17379, 37503, 52137, 156411, 894053, 2682159, 8046477, 24139431, 72418293]

約数ペア:

[(1, 72418293), (3, 24139431), (9, 8046477), (27, 2682159), (81, 894053), (463, 156411), (1389, 52137), (1931, 37503), (4167, 17379), (5793, 12501)]