51863988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 138890304

約数和(自身を除く): 87026316

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 121, 132, 138, 242, 253, 276, 363, 484, 506, 726, 759, 1012, 1452, 1518, 1553, 2783, 3036, 3106, 4659, 5566, 6212, 8349, 9318, 11132, 16698, 17083, 18636, 33396, 34166, 35719, 51249, 68332, 71438, 102498, 107157, 142876, 187913, 204996, 214314, 375826, 392909, 428628, 563739, 751652, 785818, 1127478, 1178727, 1571636, 2254956, 2357454, 4321999, 4714908, 8643998, 12965997, 17287996, 25931994, 51863988]

約数ペア:

[(1, 51863988), (2, 25931994), (3, 17287996), (4, 12965997), (6, 8643998), (11, 4714908), (12, 4321999), (22, 2357454), (23, 2254956), (33, 1571636), (44, 1178727), (46, 1127478), (66, 785818), (69, 751652), (92, 563739), (121, 428628), (132, 392909), (138, 375826), (242, 214314), (253, 204996), (276, 187913), (363, 142876), (484, 107157), (506, 102498), (726, 71438), (759, 68332), (1012, 51249), (1452, 35719), (1518, 34166), (1553, 33396), (2783, 18636), (3036, 17083), (3106, 16698), (4659, 11132), (5566, 9318), (6212, 8349)]