207845145

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271693}}^1$

素因数の和:271721

約数の個数: 24

約数和(自身を含む): 381458376

約数和(自身を除く): 173613231

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 271693, 815079, 1358465, 2445237, 4075395, 4618781, 12226185, 13856343, 23093905, 41569029, 69281715, 207845145]

約数ペア:

[(1, 207845145), (3, 69281715), (5, 41569029), (9, 23093905), (15, 13856343), (17, 12226185), (45, 4618781), (51, 4075395), (85, 2445237), (153, 1358465), (255, 815079), (765, 271693)]