16256556

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 44108064

約数和(自身を除く): 27851508

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 101, 102, 153, 202, 204, 263, 303, 306, 404, 526, 606, 612, 789, 909, 1052, 1212, 1578, 1717, 1818, 2367, 3156, 3434, 3636, 4471, 4734, 5151, 6868, 8942, 9468, 10302, 13413, 15453, 17884, 20604, 26563, 26826, 30906, 40239, 53126, 53652, 61812, 79689, 80478, 106252, 159378, 160956, 239067, 318756, 451571, 478134, 903142, 956268, 1354713, 1806284, 2709426, 4064139, 5418852, 8128278, 16256556]

約数ペア:

[(1, 16256556), (2, 8128278), (3, 5418852), (4, 4064139), (6, 2709426), (9, 1806284), (12, 1354713), (17, 956268), (18, 903142), (34, 478134), (36, 451571), (51, 318756), (68, 239067), (101, 160956), (102, 159378), (153, 106252), (202, 80478), (204, 79689), (263, 61812), (303, 53652), (306, 53126), (404, 40239), (526, 30906), (606, 26826), (612, 26563), (789, 20604), (909, 17884), (1052, 15453), (1212, 13413), (1578, 10302), (1717, 9468), (1818, 8942), (2367, 6868), (3156, 5151), (3434, 4734), (3636, 4471)]