251018154

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{2447}}^1$

素因数の和:2635

約数の個数: 48

約数和(自身を含む): 561375360

約数和(自身を除く): 310357206

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 139, 246, 278, 369, 417, 738, 834, 1251, 2447, 2502, 4894, 5699, 7341, 11398, 14682, 17097, 22023, 34194, 44046, 51291, 100327, 102582, 200654, 300981, 340133, 601962, 680266, 902943, 1020399, 1805886, 2040798, 3061197, 6122394, 13945453, 27890906, 41836359, 83672718, 125509077, 251018154]

約数ペア:

[(1, 251018154), (2, 125509077), (3, 83672718), (6, 41836359), (9, 27890906), (18, 13945453), (41, 6122394), (82, 3061197), (123, 2040798), (139, 1805886), (246, 1020399), (278, 902943), (369, 680266), (417, 601962), (738, 340133), (834, 300981), (1251, 200654), (2447, 102582), (2502, 100327), (4894, 51291), (5699, 44046), (7341, 34194), (11398, 22023), (14682, 17097)]