81404985

素因数分解:

$3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{32497}}^1$

素因数の和:32672

約数の個数: 16

約数和(自身を含む): 131031936

約数和(自身を除く): 49626951

約数列:

[1, 3, 5, 15, 167, 501, 835, 2505, 32497, 97491, 162485, 487455, 5426999, 16280997, 27134995, 81404985]

約数ペア:

[(1, 81404985), (3, 27134995), (5, 16280997), (15, 5426999), (167, 487455), (501, 162485), (835, 97491), (2505, 32497)]