1298485790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{7507}}^1$

素因数の和:7881

約数の個数: 48

約数和(自身を含む): 2726935632

約数和(自身を除く): 1428449842

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 353, 490, 706, 1765, 2471, 3530, 4942, 7507, 12355, 15014, 17297, 24710, 34594, 37535, 52549, 75070, 86485, 105098, 172970, 262745, 367843, 525490, 735686, 1839215, 2649971, 3678430, 5299942, 13249855, 18549797, 26499710, 37099594, 92748985, 129848579, 185497970, 259697158, 649242895, 1298485790]

約数ペア:

[(1, 1298485790), (2, 649242895), (5, 259697158), (7, 185497970), (10, 129848579), (14, 92748985), (35, 37099594), (49, 26499710), (70, 18549797), (98, 13249855), (245, 5299942), (353, 3678430), (490, 2649971), (706, 1839215), (1765, 735686), (2471, 525490), (3530, 367843), (4942, 262745), (7507, 172970), (12355, 105098), (15014, 86485), (17297, 75070), (24710, 52549), (34594, 37535)]