3981621

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 6773760

約数和(自身を除く): 2792139

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 587, 969, 1761, 2261, 4109, 6783, 9979, 11153, 12327, 29937, 33459, 69853, 78071, 189601, 209559, 234213, 568803, 1327207, 3981621]

約数ペア:

[(1, 3981621), (3, 1327207), (7, 568803), (17, 234213), (19, 209559), (21, 189601), (51, 78071), (57, 69853), (119, 33459), (133, 29937), (323, 12327), (357, 11153), (399, 9979), (587, 6783), (969, 4109), (1761, 2261)]