65289255

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{140407}}^1$

素因数の和:140446

約数の個数: 16

約数和(自身を含む): 107833344

約数和(自身を除く): 42544089

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 140407, 421221, 702035, 2106105, 4352617, 13057851, 21763085, 65289255]

約数ペア:

[(1, 65289255), (3, 21763085), (5, 13057851), (15, 4352617), (31, 2106105), (93, 702035), (155, 421221), (465, 140407)]