25687398

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 58791168

約数和(自身を除く): 33103770

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 67, 74, 111, 134, 157, 201, 222, 314, 402, 407, 471, 737, 814, 942, 1221, 1474, 1727, 2211, 2442, 2479, 3454, 4422, 4958, 5181, 5809, 7437, 10362, 10519, 11618, 14874, 17427, 21038, 27269, 31557, 34854, 54538, 63114, 63899, 81807, 115709, 127798, 163614, 191697, 231418, 347127, 383394, 389203, 694254, 778406, 1167609, 2335218, 4281233, 8562466, 12843699, 25687398]

約数ペア:

[(1, 25687398), (2, 12843699), (3, 8562466), (6, 4281233), (11, 2335218), (22, 1167609), (33, 778406), (37, 694254), (66, 389203), (67, 383394), (74, 347127), (111, 231418), (134, 191697), (157, 163614), (201, 127798), (222, 115709), (314, 81807), (402, 63899), (407, 63114), (471, 54538), (737, 34854), (814, 31557), (942, 27269), (1221, 21038), (1474, 17427), (1727, 14874), (2211, 11618), (2442, 10519), (2479, 10362), (3454, 7437), (4422, 5809), (4958, 5181)]