65212561

素因数分解:

${\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 74269440

約数和(自身を除く): 9056879

約数列:

[1, 17, 29, 31, 251, 289, 493, 527, 899, 4267, 7279, 7781, 8381, 8959, 15283, 72539, 123743, 132277, 225649, 259811, 2103631, 2248709, 3836033, 65212561]

約数ペア:

[(1, 65212561), (17, 3836033), (29, 2248709), (31, 2103631), (251, 259811), (289, 225649), (493, 132277), (527, 123743), (899, 72539), (4267, 15283), (7279, 8959), (7781, 8381)]