67687557

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{587}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 115530240

約数和(自身を除く): 47842683

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 289, 323, 357, 399, 587, 867, 969, 1761, 2023, 2261, 4109, 5491, 6069, 6783, 9979, 11153, 12327, 16473, 29937, 33459, 38437, 69853, 78071, 115311, 169643, 189601, 209559, 234213, 508929, 568803, 1187501, 1327207, 3223217, 3562503, 3981621, 9669651, 22562519, 67687557]

約数ペア:

[(1, 67687557), (3, 22562519), (7, 9669651), (17, 3981621), (19, 3562503), (21, 3223217), (51, 1327207), (57, 1187501), (119, 568803), (133, 508929), (289, 234213), (323, 209559), (357, 189601), (399, 169643), (587, 115311), (867, 78071), (969, 69853), (1761, 38437), (2023, 33459), (2261, 29937), (4109, 16473), (5491, 12327), (6069, 11153), (6783, 9979)]