31721868

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{5153}}^1$

素因数の和:5188

約数の個数: 60

約数和(自身を含む): 87308760

約数和(自身を除く): 55586892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 5153, 6156, 10306, 15459, 20612, 30918, 46377, 61836, 92754, 97907, 139131, 185508, 195814, 278262, 293721, 391628, 417393, 556524, 587442, 834786, 881163, 1174884, 1669572, 1762326, 2643489, 3524652, 5286978, 7930467, 10573956, 15860934, 31721868]

約数ペア:

[(1, 31721868), (2, 15860934), (3, 10573956), (4, 7930467), (6, 5286978), (9, 3524652), (12, 2643489), (18, 1762326), (19, 1669572), (27, 1174884), (36, 881163), (38, 834786), (54, 587442), (57, 556524), (76, 417393), (81, 391628), (108, 293721), (114, 278262), (162, 195814), (171, 185508), (228, 139131), (324, 97907), (342, 92754), (513, 61836), (684, 46377), (1026, 30918), (1539, 20612), (2052, 15459), (3078, 10306), (5153, 6156)]