281316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 798336

約数和(自身を除く): 517020

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 197, 204, 238, 357, 394, 476, 591, 714, 788, 1182, 1379, 1428, 2364, 2758, 3349, 4137, 5516, 6698, 8274, 10047, 13396, 16548, 20094, 23443, 40188, 46886, 70329, 93772, 140658, 281316]

約数ペア:

[(1, 281316), (2, 140658), (3, 93772), (4, 70329), (6, 46886), (7, 40188), (12, 23443), (14, 20094), (17, 16548), (21, 13396), (28, 10047), (34, 8274), (42, 6698), (51, 5516), (68, 4137), (84, 3349), (102, 2758), (119, 2364), (197, 1428), (204, 1379), (238, 1182), (357, 788), (394, 714), (476, 591)]