25222131

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{521}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 41091840

約数和(自身を除く): 15869709

約数列:

[1, 3, 9, 11, 27, 33, 99, 163, 297, 489, 521, 1467, 1563, 1793, 4401, 4689, 5379, 5731, 14067, 16137, 17193, 48411, 51579, 84923, 154737, 254769, 764307, 934153, 2292921, 2802459, 8407377, 25222131]

約数ペア:

[(1, 25222131), (3, 8407377), (9, 2802459), (11, 2292921), (27, 934153), (33, 764307), (99, 254769), (163, 154737), (297, 84923), (489, 51579), (521, 48411), (1467, 17193), (1563, 16137), (1793, 14067), (4401, 5731), (4689, 5379)]