30989398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{45439}}^1$

素因数の和:45483

約数の個数: 16

約数和(自身を含む): 52346880

約数和(自身を除く): 21357482

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 45439, 90878, 499829, 999658, 1408609, 2817218, 15494699, 30989398]

約数ペア:

[(1, 30989398), (2, 15494699), (11, 2817218), (22, 1408609), (31, 999658), (62, 499829), (341, 90878), (682, 45439)]