87865254

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1861}}^1$

素因数の和:1973

約数の個数: 48

約数和(自身を含む): 198101904

約数和(自身を除く): 110236650

約数列:

[1, 2, 3, 6, 9, 18, 43, 61, 86, 122, 129, 183, 258, 366, 387, 549, 774, 1098, 1861, 2623, 3722, 5246, 5583, 7869, 11166, 15738, 16749, 23607, 33498, 47214, 80023, 113521, 160046, 227042, 240069, 340563, 480138, 681126, 720207, 1021689, 1440414, 2043378, 4881403, 9762806, 14644209, 29288418, 43932627, 87865254]

約数ペア:

[(1, 87865254), (2, 43932627), (3, 29288418), (6, 14644209), (9, 9762806), (18, 4881403), (43, 2043378), (61, 1440414), (86, 1021689), (122, 720207), (129, 681126), (183, 480138), (258, 340563), (366, 240069), (387, 227042), (549, 160046), (774, 113521), (1098, 80023), (1861, 47214), (2623, 33498), (3722, 23607), (5246, 16749), (5583, 15738), (7869, 11166)]