4991558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 9096192

約数和(自身を除く): 4104634

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 563, 682, 806, 1126, 4433, 6193, 7319, 8866, 12386, 14638, 17453, 34906, 80509, 161018, 191983, 226889, 383966, 453778, 2495779, 4991558]

約数ペア:

[(1, 4991558), (2, 2495779), (11, 453778), (13, 383966), (22, 226889), (26, 191983), (31, 161018), (62, 80509), (143, 34906), (286, 17453), (341, 14638), (403, 12386), (563, 8866), (682, 7319), (806, 6193), (1126, 4433)]