263925

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:59

約数の個数: 48

約数和(自身を含む): 535680

約数和(自身を除く): 271755

約数列:

[1, 3, 5, 9, 15, 17, 23, 25, 27, 45, 51, 69, 75, 85, 115, 135, 153, 207, 225, 255, 345, 391, 425, 459, 575, 621, 675, 765, 1035, 1173, 1275, 1725, 1955, 2295, 3105, 3519, 3825, 5175, 5865, 9775, 10557, 11475, 15525, 17595, 29325, 52785, 87975, 263925]

約数ペア:

[(1, 263925), (3, 87975), (5, 52785), (9, 29325), (15, 17595), (17, 15525), (23, 11475), (25, 10557), (27, 9775), (45, 5865), (51, 5175), (69, 3825), (75, 3519), (85, 3105), (115, 2295), (135, 1955), (153, 1725), (207, 1275), (225, 1173), (255, 1035), (345, 765), (391, 675), (425, 621), (459, 575)]