23019143

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:183

約数の個数: 32

約数和(自身を含む): 28950528

約数和(自身を除く): 5931385

約数列:

[1, 7, 31, 37, 47, 61, 217, 259, 329, 427, 1147, 1457, 1739, 1891, 2257, 2867, 8029, 10199, 12173, 13237, 15799, 20069, 53909, 69967, 88877, 106079, 377363, 489769, 622139, 742553, 3288449, 23019143]

約数ペア:

[(1, 23019143), (7, 3288449), (31, 742553), (37, 622139), (47, 489769), (61, 377363), (217, 106079), (259, 88877), (329, 69967), (427, 53909), (1147, 20069), (1457, 15799), (1739, 13237), (1891, 12173), (2257, 10199), (2867, 8029)]