520017309

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1847}}^1$

素因数の和:2010

約数の個数: 48

約数和(自身を含む): 887927040

約数和(自身を除く): 367909731

約数列:

[1, 3, 7, 9, 21, 41, 63, 109, 123, 287, 327, 369, 763, 861, 981, 1847, 2289, 2583, 4469, 5541, 6867, 12929, 13407, 16623, 31283, 38787, 40221, 75727, 93849, 116361, 201323, 227181, 281547, 530089, 603969, 681543, 1409261, 1590267, 1811907, 4227783, 4770801, 8254243, 12683349, 24762729, 57779701, 74288187, 173339103, 520017309]

約数ペア:

[(1, 520017309), (3, 173339103), (7, 74288187), (9, 57779701), (21, 24762729), (41, 12683349), (63, 8254243), (109, 4770801), (123, 4227783), (287, 1811907), (327, 1590267), (369, 1409261), (763, 681543), (861, 603969), (981, 530089), (1847, 281547), (2289, 227181), (2583, 201323), (4469, 116361), (5541, 93849), (6867, 75727), (12929, 40221), (13407, 38787), (16623, 31283)]