201280387

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 269222400

約数和(自身を除く): 67942013

約数列:

[1, 7, 11, 29, 49, 77, 79, 163, 203, 319, 539, 553, 869, 1141, 1421, 1793, 2233, 2291, 3871, 4727, 6083, 7987, 12551, 12877, 15631, 16037, 25201, 33089, 42581, 51997, 87857, 90139, 112259, 141647, 176407, 231623, 363979, 373433, 630973, 991529, 1234849, 2547853, 2614031, 4107763, 6940703, 18298217, 28754341, 201280387]

約数ペア:

[(1, 201280387), (7, 28754341), (11, 18298217), (29, 6940703), (49, 4107763), (77, 2614031), (79, 2547853), (163, 1234849), (203, 991529), (319, 630973), (539, 373433), (553, 363979), (869, 231623), (1141, 176407), (1421, 141647), (1793, 112259), (2233, 90139), (2291, 87857), (3871, 51997), (4727, 42581), (6083, 33089), (7987, 25201), (12551, 16037), (12877, 15631)]