25696724

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{22229}}^1$

素因数の和:22267

約数の個数: 18

約数和(自身を含む): 47772270

約数和(自身を除く): 22075546

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 22229, 44458, 88916, 377893, 755786, 1511572, 6424181, 12848362, 25696724]

約数ペア:

[(1, 25696724), (2, 12848362), (4, 6424181), (17, 1511572), (34, 755786), (68, 377893), (289, 88916), (578, 44458), (1156, 22229)]