261272232

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{279137}}^1$

素因数の和:279162

約数の個数: 48

約数和(自身を含む): 762046740

約数和(自身を除く): 500774508

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 279137, 558274, 837411, 1116548, 1674822, 2233096, 2512233, 3349644, 3628781, 5024466, 6699288, 7257562, 10048932, 10886343, 14515124, 20097864, 21772686, 29030248, 32659029, 43545372, 65318058, 87090744, 130636116, 261272232]

約数ペア:

[(1, 261272232), (2, 130636116), (3, 87090744), (4, 65318058), (6, 43545372), (8, 32659029), (9, 29030248), (12, 21772686), (13, 20097864), (18, 14515124), (24, 10886343), (26, 10048932), (36, 7257562), (39, 6699288), (52, 5024466), (72, 3628781), (78, 3349644), (104, 2512233), (117, 2233096), (156, 1674822), (234, 1116548), (312, 837411), (468, 558274), (936, 279137)]