1987038846

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{499507}}^1$

素因数の和:499545

約数の個数: 48

約数和(自身を含む): 4909164624

約数和(自身を除く): 2922125778

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 499507, 999014, 1498521, 2997042, 4495563, 6493591, 8491619, 8991126, 12987182, 16983238, 19480773, 25474857, 38961546, 50949714, 58442319, 76424571, 110391047, 116884638, 152849142, 220782094, 331173141, 662346282, 993519423, 1987038846]

約数ペア:

[(1, 1987038846), (2, 993519423), (3, 662346282), (6, 331173141), (9, 220782094), (13, 152849142), (17, 116884638), (18, 110391047), (26, 76424571), (34, 58442319), (39, 50949714), (51, 38961546), (78, 25474857), (102, 19480773), (117, 16983238), (153, 12987182), (221, 8991126), (234, 8491619), (306, 6493591), (442, 4495563), (663, 2997042), (1326, 1498521), (1989, 999014), (3978, 499507)]