25558905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{887}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 43732224

約数和(自身を除く): 18173319

約数列:

[1, 3, 5, 15, 17, 51, 85, 113, 255, 339, 565, 887, 1695, 1921, 2661, 4435, 5763, 9605, 13305, 15079, 28815, 45237, 75395, 100231, 226185, 300693, 501155, 1503465, 1703927, 5111781, 8519635, 25558905]

約数ペア:

[(1, 25558905), (3, 8519635), (5, 5111781), (15, 1703927), (17, 1503465), (51, 501155), (85, 300693), (113, 226185), (255, 100231), (339, 75395), (565, 45237), (887, 28815), (1695, 15079), (1921, 13305), (2661, 9605), (4435, 5763)]