87477921

素因数分解:

$3^3\times {\mathrm{1213}}^1\times {\mathrm{2671}}^1$

素因数の和:3893

約数の個数: 16

約数和(自身を含む): 129752320

約数和(自身を除く): 42274399

約数列:

[1, 3, 9, 27, 1213, 2671, 3639, 8013, 10917, 24039, 32751, 72117, 3239923, 9719769, 29159307, 87477921]

約数ペア:

[(1, 87477921), (3, 29159307), (9, 9719769), (27, 3239923), (1213, 72117), (2671, 32751), (3639, 24039), (8013, 10917)]