42745003

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{937}}^1$

素因数の和:984

約数の個数: 20

約数和(自身を含む): 52546760

約数和(自身を除く): 9801757

約数列:

[1, 7, 19, 49, 133, 343, 931, 937, 2401, 6517, 6559, 17803, 45619, 45913, 124621, 321391, 872347, 2249737, 6106429, 42745003]

約数ペア:

[(1, 42745003), (7, 6106429), (19, 2249737), (49, 872347), (133, 321391), (343, 124621), (931, 45913), (937, 45619), (2401, 17803), (6517, 6559)]