78899247

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 136581120

約数和(自身を除く): 57681873

約数列:

[1, 3, 7, 9, 21, 31, 63, 71, 93, 213, 217, 279, 497, 569, 639, 651, 1491, 1707, 1953, 2201, 3983, 4473, 5121, 6603, 11949, 15407, 17639, 19809, 35847, 40399, 46221, 52917, 121197, 123473, 138663, 158751, 282793, 363591, 370419, 848379, 1111257, 1252369, 2545137, 3757107, 8766583, 11271321, 26299749, 78899247]

約数ペア:

[(1, 78899247), (3, 26299749), (7, 11271321), (9, 8766583), (21, 3757107), (31, 2545137), (63, 1252369), (71, 1111257), (93, 848379), (213, 370419), (217, 363591), (279, 282793), (497, 158751), (569, 138663), (639, 123473), (651, 121197), (1491, 52917), (1707, 46221), (1953, 40399), (2201, 35847), (3983, 19809), (4473, 17639), (5121, 15407), (6603, 11949)]