51815556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2089}}^1$

素因数の和:2165

約数の個数: 72

約数和(自身を含む): 143783640

約数和(自身を除く): 91968084

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1378, 1908, 2067, 2089, 2756, 4134, 4178, 6201, 6267, 8268, 8356, 12402, 12534, 18801, 24804, 25068, 27157, 37602, 54314, 75204, 81471, 108628, 110717, 162942, 221434, 244413, 325884, 332151, 442868, 488826, 664302, 977652, 996453, 1328604, 1439321, 1992906, 2878642, 3985812, 4317963, 5757284, 8635926, 12953889, 17271852, 25907778, 51815556]

約数ペア:

[(1, 51815556), (2, 25907778), (3, 17271852), (4, 12953889), (6, 8635926), (9, 5757284), (12, 4317963), (13, 3985812), (18, 2878642), (26, 1992906), (36, 1439321), (39, 1328604), (52, 996453), (53, 977652), (78, 664302), (106, 488826), (117, 442868), (156, 332151), (159, 325884), (212, 244413), (234, 221434), (318, 162942), (468, 110717), (477, 108628), (636, 81471), (689, 75204), (954, 54314), (1378, 37602), (1908, 27157), (2067, 25068), (2089, 24804), (2756, 18801), (4134, 12534), (4178, 12402), (6201, 8356), (6267, 8268)]