157216215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{13217}}^1$

素因数の和:13299

約数の個数: 32

約数和(自身を含む): 275357376

約数和(自身を除く): 118141161

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 793, 915, 2379, 3965, 11895, 13217, 39651, 66085, 171821, 198255, 515463, 806237, 859105, 2418711, 2577315, 4031185, 10481081, 12093555, 31443243, 52405405, 157216215]

約数ペア:

[(1, 157216215), (3, 52405405), (5, 31443243), (13, 12093555), (15, 10481081), (39, 4031185), (61, 2577315), (65, 2418711), (183, 859105), (195, 806237), (305, 515463), (793, 198255), (915, 171821), (2379, 66085), (3965, 39651), (11895, 13217)]