621707996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1\times {\mathrm{1759}}^1$

素因数の和:2754

約数の個数: 48

約数和(自身を含む): 1341204480

約数和(自身を除く): 719496484

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 971, 1759, 1942, 3518, 3884, 6797, 7036, 12313, 12623, 13594, 22867, 24626, 25246, 27188, 45734, 49252, 50492, 88361, 91468, 160069, 176722, 320138, 353444, 640276, 1707989, 3415978, 6831956, 11955923, 22203857, 23911846, 44407714, 47823692, 88815428, 155426999, 310853998, 621707996]

約数ペア:

[(1, 621707996), (2, 310853998), (4, 155426999), (7, 88815428), (13, 47823692), (14, 44407714), (26, 23911846), (28, 22203857), (52, 11955923), (91, 6831956), (182, 3415978), (364, 1707989), (971, 640276), (1759, 353444), (1942, 320138), (3518, 176722), (3884, 160069), (6797, 91468), (7036, 88361), (12313, 50492), (12623, 49252), (13594, 45734), (22867, 27188), (24626, 25246)]