42139559

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2113}}^1$

素因数の和:2175

約数の個数: 24

約数和(自身を含む): 54947088

約数和(自身を除く): 12807529

約数列:

[1, 7, 11, 37, 49, 77, 259, 407, 539, 1813, 2113, 2849, 14791, 19943, 23243, 78181, 103537, 162701, 547267, 859991, 1138907, 3830869, 6019937, 42139559]

約数ペア:

[(1, 42139559), (7, 6019937), (11, 3830869), (37, 1138907), (49, 859991), (77, 547267), (259, 162701), (407, 103537), (539, 78181), (1813, 23243), (2113, 19943), (2849, 14791)]