1287916005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1609}}^1$

素因数の和:1750

約数の個数: 64

約数和(自身を含む): 2264613120

約数和(自身を除く): 976697115

約数列:

[1, 3, 5, 15, 17, 43, 51, 73, 85, 129, 215, 219, 255, 365, 645, 731, 1095, 1241, 1609, 2193, 3139, 3655, 3723, 4827, 6205, 8045, 9417, 10965, 15695, 18615, 24135, 27353, 47085, 53363, 69187, 82059, 117457, 136765, 160089, 207561, 266815, 345935, 352371, 410295, 587285, 800445, 1037805, 1176179, 1761855, 1996769, 3528537, 5050651, 5880895, 5990307, 9983845, 15151953, 17642685, 25253255, 29951535, 75759765, 85861067, 257583201, 429305335, 1287916005]

約数ペア:

[(1, 1287916005), (3, 429305335), (5, 257583201), (15, 85861067), (17, 75759765), (43, 29951535), (51, 25253255), (73, 17642685), (85, 15151953), (129, 9983845), (215, 5990307), (219, 5880895), (255, 5050651), (365, 3528537), (645, 1996769), (731, 1761855), (1095, 1176179), (1241, 1037805), (1609, 800445), (2193, 587285), (3139, 410295), (3655, 352371), (3723, 345935), (4827, 266815), (6205, 207561), (8045, 160089), (9417, 136765), (10965, 117457), (15695, 82059), (18615, 69187), (24135, 53363), (27353, 47085)]