15221558

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2029}}^1$

素因数の和:2084

約数の個数: 24

約数和(自身を含む): 25919040

約数和(自身を除く): 10697482

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 2029, 3751, 4058, 7502, 22319, 44638, 62899, 125798, 245509, 491018, 691889, 1383778, 7610779, 15221558]

約数ペア:

[(1, 15221558), (2, 7610779), (11, 1383778), (22, 691889), (31, 491018), (62, 245509), (121, 125798), (242, 62899), (341, 44638), (682, 22319), (2029, 7502), (3751, 4058)]