138259814

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{28961}}^1$

素因数の和:29012

約数の個数: 32

約数和(自身を含む): 266913792

約数和(自身を除く): 128653978

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 28961, 57922, 202727, 318571, 405454, 637142, 897791, 1795582, 2229997, 4459994, 6284537, 9875701, 12569074, 19751402, 69129907, 138259814]

約数ペア:

[(1, 138259814), (2, 69129907), (7, 19751402), (11, 12569074), (14, 9875701), (22, 6284537), (31, 4459994), (62, 2229997), (77, 1795582), (154, 897791), (217, 637142), (341, 405454), (434, 318571), (682, 202727), (2387, 57922), (4774, 28961)]