1977135

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1481}}^1$

素因数の和:1578

約数の個数: 16

約数和(自身を含む): 3201120

約数和(自身を除く): 1223985

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 1481, 4443, 7405, 22215, 131809, 395427, 659045, 1977135]

約数ペア:

[(1, 1977135), (3, 659045), (5, 395427), (15, 131809), (89, 22215), (267, 7405), (445, 4443), (1335, 1481)]