40865979

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9311}}^1$

素因数の和:9351

約数の個数: 32

約数和(自身を含む): 71516160

約数和(自身を除く): 30650181

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 9311, 27933, 65177, 102421, 176909, 195531, 307263, 530727, 716947, 1238363, 1945999, 2150841, 3715089, 5837997, 13621993, 40865979]

約数ペア:

[(1, 40865979), (3, 13621993), (7, 5837997), (11, 3715089), (19, 2150841), (21, 1945999), (33, 1238363), (57, 716947), (77, 530727), (133, 307263), (209, 195531), (231, 176909), (399, 102421), (627, 65177), (1463, 27933), (4389, 9311)]