84640065

素因数分解:

$3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{28643}}^1$

素因数の和:28848

約数の個数: 16

約数和(自身を含む): 136116288

約数和(自身を除く): 51476223

約数列:

[1, 3, 5, 15, 197, 591, 985, 2955, 28643, 85929, 143215, 429645, 5642671, 16928013, 28213355, 84640065]

約数ペア:

[(1, 84640065), (3, 28213355), (5, 16928013), (15, 5642671), (197, 429645), (591, 143215), (985, 85929), (2955, 28643)]