41980701

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 70030656

約数和(自身を除く): 28049955

約数列:

[1, 3, 7, 17, 21, 49, 51, 107, 119, 147, 157, 321, 357, 471, 749, 833, 1099, 1819, 2247, 2499, 2669, 3297, 5243, 5457, 7693, 8007, 12733, 15729, 16799, 18683, 23079, 38199, 50397, 56049, 89131, 117593, 130781, 267393, 285583, 352779, 392343, 823151, 856749, 1999081, 2469453, 5997243, 13993567, 41980701]

約数ペア:

[(1, 41980701), (3, 13993567), (7, 5997243), (17, 2469453), (21, 1999081), (49, 856749), (51, 823151), (107, 392343), (119, 352779), (147, 285583), (157, 267393), (321, 130781), (357, 117593), (471, 89131), (749, 56049), (833, 50397), (1099, 38199), (1819, 23079), (2247, 18683), (2499, 16799), (2669, 15729), (3297, 12733), (5243, 8007), (5457, 7693)]