31080335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2557}}^1$

素因数の和:2603

約数の個数: 32

約数和(自身を含む): 46412352

約数和(自身を除く): 15332017

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 2557, 12155, 12785, 28127, 33241, 43469, 140635, 166205, 217345, 365651, 478159, 565097, 1828255, 2390795, 2825485, 6216067, 31080335]

約数ペア:

[(1, 31080335), (5, 6216067), (11, 2825485), (13, 2390795), (17, 1828255), (55, 565097), (65, 478159), (85, 365651), (143, 217345), (187, 166205), (221, 140635), (715, 43469), (935, 33241), (1105, 28127), (2431, 12785), (2557, 12155)]