15721281496

素因数分解:

$2^3\times {\mathrm{16981}}^1\times {\mathrm{115727}}^1$

素因数の和:132714

約数の個数: 16

約数和(自身を含む): 29479393440

約数和(自身を除く): 13758111944

約数列:

[1, 2, 4, 8, 16981, 33962, 67924, 115727, 135848, 231454, 462908, 925816, 1965160187, 3930320374, 7860640748, 15721281496]

約数ペア:

[(1, 15721281496), (2, 7860640748), (4, 3930320374), (8, 1965160187), (16981, 925816), (33962, 462908), (67924, 231454), (115727, 135848)]