42942291

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 67350528

約数和(自身を除く): 24408237

約数列:

[1, 3, 7, 21, 71, 83, 213, 249, 347, 497, 581, 1041, 1491, 1743, 2429, 5893, 7287, 17679, 24637, 28801, 41251, 73911, 86403, 123753, 172459, 201607, 517377, 604821, 2044871, 6134613, 14314097, 42942291]

約数ペア:

[(1, 42942291), (3, 14314097), (7, 6134613), (21, 2044871), (71, 604821), (83, 517377), (213, 201607), (249, 172459), (347, 123753), (497, 86403), (581, 73911), (1041, 41251), (1491, 28801), (1743, 24637), (2429, 17679), (5893, 7287)]