996815565

素因数分解:

$3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{17707}}^1$

素因数の和:17863

約数の個数: 40

約数和(自身を含む): 1799841120

約数和(自身を除く): 803025555

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 139, 405, 417, 695, 1251, 2085, 3753, 6255, 11259, 17707, 18765, 53121, 56295, 88535, 159363, 265605, 478089, 796815, 1434267, 2390445, 2461273, 7171335, 7383819, 12306365, 22151457, 36919095, 66454371, 110757285, 199363113, 332271855, 996815565]

約数ペア:

[(1, 996815565), (3, 332271855), (5, 199363113), (9, 110757285), (15, 66454371), (27, 36919095), (45, 22151457), (81, 12306365), (135, 7383819), (139, 7171335), (405, 2461273), (417, 2390445), (695, 1434267), (1251, 796815), (2085, 478089), (3753, 265605), (6255, 159363), (11259, 88535), (17707, 56295), (18765, 53121)]