261264486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{193}}^2$

素因数の和:565

約数の個数: 48

約数和(自身を含む): 603880704

約数和(自身を除く): 342616218

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 167, 193, 334, 386, 501, 579, 1002, 1158, 1169, 1351, 2338, 2702, 3507, 4053, 7014, 8106, 32231, 37249, 64462, 74498, 96693, 111747, 193386, 223494, 225617, 260743, 451234, 521486, 676851, 782229, 1353702, 1564458, 6220583, 12441166, 18661749, 37323498, 43544081, 87088162, 130632243, 261264486]

約数ペア:

[(1, 261264486), (2, 130632243), (3, 87088162), (6, 43544081), (7, 37323498), (14, 18661749), (21, 12441166), (42, 6220583), (167, 1564458), (193, 1353702), (334, 782229), (386, 676851), (501, 521486), (579, 451234), (1002, 260743), (1158, 225617), (1169, 223494), (1351, 193386), (2338, 111747), (2702, 96693), (3507, 74498), (4053, 64462), (7014, 37249), (8106, 32231)]