12019425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{857}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 22980672

約数和(自身を除く): 10961247

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 255, 275, 425, 561, 825, 857, 935, 1275, 2571, 2805, 4285, 4675, 9427, 12855, 14025, 14569, 21425, 28281, 43707, 47135, 64275, 72845, 141405, 160259, 218535, 235675, 364225, 480777, 707025, 801295, 1092675, 2403885, 4006475, 12019425]

約数ペア:

[(1, 12019425), (3, 4006475), (5, 2403885), (11, 1092675), (15, 801295), (17, 707025), (25, 480777), (33, 364225), (51, 235675), (55, 218535), (75, 160259), (85, 141405), (165, 72845), (187, 64275), (255, 47135), (275, 43707), (425, 28281), (561, 21425), (825, 14569), (857, 14025), (935, 12855), (1275, 9427), (2571, 4675), (2805, 4285)]