56208555

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 111337200

約数和(自身を除く): 55128645

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 169, 171, 195, 247, 285, 389, 507, 585, 741, 845, 855, 1167, 1235, 1521, 1945, 2223, 2535, 3211, 3501, 3705, 5057, 5835, 7391, 7605, 9633, 11115, 15171, 16055, 17505, 22173, 25285, 28899, 36955, 45513, 48165, 65741, 66519, 75855, 96083, 110865, 144495, 197223, 227565, 288249, 328705, 332595, 480415, 591669, 864747, 986115, 1249079, 1441245, 2958345, 3747237, 4323735, 6245395, 11241711, 18736185, 56208555]

約数ペア:

[(1, 56208555), (3, 18736185), (5, 11241711), (9, 6245395), (13, 4323735), (15, 3747237), (19, 2958345), (39, 1441245), (45, 1249079), (57, 986115), (65, 864747), (95, 591669), (117, 480415), (169, 332595), (171, 328705), (195, 288249), (247, 227565), (285, 197223), (389, 144495), (507, 110865), (585, 96083), (741, 75855), (845, 66519), (855, 65741), (1167, 48165), (1235, 45513), (1521, 36955), (1945, 28899), (2223, 25285), (2535, 22173), (3211, 17505), (3501, 16055), (3705, 15171), (5057, 11115), (5835, 9633), (7391, 7605)]