2021609863

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{4903}}^1$

素因数の和:5143

約数の個数: 32

約数和(自身を含む): 2610026496

約数和(自身を除く): 588416633

約数列:

[1, 7, 13, 23, 91, 161, 197, 299, 1379, 2093, 2561, 4531, 4903, 17927, 31717, 34321, 58903, 63739, 112769, 412321, 446173, 789383, 965891, 1465997, 6761237, 10261979, 12556583, 22215493, 87896081, 155508451, 288801409, 2021609863]

約数ペア:

[(1, 2021609863), (7, 288801409), (13, 155508451), (23, 87896081), (91, 22215493), (161, 12556583), (197, 10261979), (299, 6761237), (1379, 1465997), (2093, 965891), (2561, 789383), (4531, 446173), (4903, 412321), (17927, 112769), (31717, 63739), (34321, 58903)]