251351034

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 559153152

約数和(自身を除く): 307802118

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 127, 157, 191, 254, 314, 381, 382, 471, 573, 762, 942, 1146, 1397, 1727, 2101, 2794, 3454, 4191, 4202, 5181, 6303, 8382, 10362, 12606, 19939, 24257, 29987, 39878, 48514, 59817, 59974, 72771, 89961, 119634, 145542, 179922, 219329, 266827, 329857, 438658, 533654, 657987, 659714, 800481, 989571, 1315974, 1600962, 1979142, 3808349, 7616698, 11425047, 22850094, 41891839, 83783678, 125675517, 251351034]

約数ペア:

[(1, 251351034), (2, 125675517), (3, 83783678), (6, 41891839), (11, 22850094), (22, 11425047), (33, 7616698), (66, 3808349), (127, 1979142), (157, 1600962), (191, 1315974), (254, 989571), (314, 800481), (381, 659714), (382, 657987), (471, 533654), (573, 438658), (762, 329857), (942, 266827), (1146, 219329), (1397, 179922), (1727, 145542), (2101, 119634), (2794, 89961), (3454, 72771), (4191, 59974), (4202, 59817), (5181, 48514), (6303, 39878), (8382, 29987), (10362, 24257), (12606, 19939)]