28821036595

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{1217}}^1$

素因数の和:1544

約数の個数: 64

約数和(自身を含む): 39345102720

約数和(自身を除く): 10524066125

約数列:

[1, 5, 13, 37, 43, 65, 185, 215, 229, 481, 559, 1145, 1217, 1591, 2405, 2795, 2977, 6085, 7955, 8473, 9847, 14885, 15821, 20683, 42365, 45029, 49235, 52331, 79105, 103415, 110149, 128011, 225145, 261655, 278693, 364339, 550745, 585377, 640055, 680303, 1393465, 1821695, 1936247, 2926885, 3401515, 3623009, 4736407, 9681235, 10311641, 11983799, 18115045, 23682035, 25171211, 51558205, 59918995, 125856055, 134051333, 155789387, 443400563, 670256665, 778946935, 2217002815, 5764207319, 28821036595]

約数ペア:

[(1, 28821036595), (5, 5764207319), (13, 2217002815), (37, 778946935), (43, 670256665), (65, 443400563), (185, 155789387), (215, 134051333), (229, 125856055), (481, 59918995), (559, 51558205), (1145, 25171211), (1217, 23682035), (1591, 18115045), (2405, 11983799), (2795, 10311641), (2977, 9681235), (6085, 4736407), (7955, 3623009), (8473, 3401515), (9847, 2926885), (14885, 1936247), (15821, 1821695), (20683, 1393465), (42365, 680303), (45029, 640055), (49235, 585377), (52331, 550745), (79105, 364339), (103415, 278693), (110149, 261655), (128011, 225145)]