1640971566

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2551}}^1\times {\mathrm{2749}}^1$

素因数の和:5321

約数の個数: 48

約数和(自身を含む): 3831828000

約数和(自身を除く): 2190856434

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 2551, 2749, 5102, 5498, 7653, 8247, 15306, 16494, 22959, 24741, 33163, 35737, 45918, 49482, 66326, 71474, 99489, 107211, 198978, 214422, 298467, 321633, 596934, 643266, 7012699, 14025398, 21038097, 42076194, 63114291, 91165087, 126228582, 182330174, 273495261, 546990522, 820485783, 1640971566]

約数ペア:

[(1, 1640971566), (2, 820485783), (3, 546990522), (6, 273495261), (9, 182330174), (13, 126228582), (18, 91165087), (26, 63114291), (39, 42076194), (78, 21038097), (117, 14025398), (234, 7012699), (2551, 643266), (2749, 596934), (5102, 321633), (5498, 298467), (7653, 214422), (8247, 198978), (15306, 107211), (16494, 99489), (22959, 71474), (24741, 66326), (33163, 49482), (35737, 45918)]