210937921

素因数分解:

${\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 232092000

約数和(自身を除く): 21154079

約数列:

[1, 17, 59, 89, 139, 289, 1003, 1513, 2363, 5251, 8201, 12371, 17051, 25721, 40171, 89267, 139417, 210307, 729889, 1517539, 2370089, 3575219, 12408113, 210937921]

約数ペア:

[(1, 210937921), (17, 12408113), (59, 3575219), (89, 2370089), (139, 1517539), (289, 729889), (1003, 210307), (1513, 139417), (2363, 89267), (5251, 40171), (8201, 25721), (12371, 17051)]