17642685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1609}}^1$

素因数の和:1677

約数の個数: 32

約数和(自身を含む): 30602880

約数和(自身を除く): 12960195

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 1609, 2193, 3655, 4827, 8045, 10965, 24135, 27353, 69187, 82059, 136765, 207561, 345935, 410295, 1037805, 1176179, 3528537, 5880895, 17642685]

約数ペア:

[(1, 17642685), (3, 5880895), (5, 3528537), (15, 1176179), (17, 1037805), (43, 410295), (51, 345935), (85, 207561), (129, 136765), (215, 82059), (255, 69187), (645, 27353), (731, 24135), (1609, 10965), (2193, 8045), (3655, 4827)]