2542925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1321}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 3934272

約数和(自身を除く): 1391347

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1321, 1925, 6605, 9247, 14531, 33025, 46235, 72655, 101717, 231175, 363275, 508585, 2542925]

約数ペア:

[(1, 2542925), (5, 508585), (7, 363275), (11, 231175), (25, 101717), (35, 72655), (55, 46235), (77, 33025), (175, 14531), (275, 9247), (385, 6605), (1321, 1925)]