30139578

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{953}}^1$

素因数の和:1219

約数の個数: 48

約数和(自身を含む): 75007296

約数和(自身を除く): 44867718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 251, 502, 753, 953, 1506, 1757, 1906, 2259, 2859, 3514, 4518, 5271, 5718, 6671, 8577, 10542, 13342, 15813, 17154, 20013, 31626, 40026, 60039, 120078, 239203, 478406, 717609, 1435218, 1674421, 2152827, 3348842, 4305654, 5023263, 10046526, 15069789, 30139578]

約数ペア:

[(1, 30139578), (2, 15069789), (3, 10046526), (6, 5023263), (7, 4305654), (9, 3348842), (14, 2152827), (18, 1674421), (21, 1435218), (42, 717609), (63, 478406), (126, 239203), (251, 120078), (502, 60039), (753, 40026), (953, 31626), (1506, 20013), (1757, 17154), (1906, 15813), (2259, 13342), (2859, 10542), (3514, 8577), (4518, 6671), (5271, 5718)]