42889905

素因数分解:

$3^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{773}}^1$

素因数の和:927

約数の個数: 40

約数和(自身を含む): 77545512

約数和(自身を除く): 34655607

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 405, 411, 685, 773, 1233, 2055, 2319, 3699, 3865, 6165, 6957, 11097, 11595, 18495, 20871, 34785, 55485, 62613, 104355, 105901, 313065, 317703, 529505, 953109, 1588515, 2859327, 4765545, 8577981, 14296635, 42889905]

約数ペア:

[(1, 42889905), (3, 14296635), (5, 8577981), (9, 4765545), (15, 2859327), (27, 1588515), (45, 953109), (81, 529505), (135, 317703), (137, 313065), (405, 105901), (411, 104355), (685, 62613), (773, 55485), (1233, 34785), (2055, 20871), (2319, 18495), (3699, 11595), (3865, 11097), (6165, 6957)]