402220731

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{2447}}^1$

素因数の和:2771

約数の個数: 32

約数和(自身を含む): 621831168

約数和(自身を除く): 219610437

約数列:

[1, 3, 11, 17, 33, 51, 187, 293, 561, 879, 2447, 3223, 4981, 7341, 9669, 14943, 26917, 41599, 54791, 80751, 124797, 164373, 457589, 716971, 1372767, 2150913, 7886681, 12188507, 23660043, 36565521, 134073577, 402220731]

約数ペア:

[(1, 402220731), (3, 134073577), (11, 36565521), (17, 23660043), (33, 12188507), (51, 7886681), (187, 2150913), (293, 1372767), (561, 716971), (879, 457589), (2447, 164373), (3223, 124797), (4981, 80751), (7341, 54791), (9669, 41599), (14943, 26917)]