668875779

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{15749}}^1$

素因数の和:15793

約数の個数: 48

約数和(自身を含む): 1173060000

約数和(自身を除く): 504184221

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 121, 143, 297, 351, 363, 429, 1089, 1287, 1573, 3267, 3861, 4719, 14157, 15749, 42471, 47247, 141741, 173239, 204737, 425223, 519717, 614211, 1559151, 1842633, 1905629, 2252107, 4677453, 5527899, 5716887, 6756321, 17150661, 20268963, 24773177, 51451983, 60806889, 74319531, 222958593, 668875779]

約数ペア:

[(1, 668875779), (3, 222958593), (9, 74319531), (11, 60806889), (13, 51451983), (27, 24773177), (33, 20268963), (39, 17150661), (99, 6756321), (117, 5716887), (121, 5527899), (143, 4677453), (297, 2252107), (351, 1905629), (363, 1842633), (429, 1559151), (1089, 614211), (1287, 519717), (1573, 425223), (3267, 204737), (3861, 173239), (4719, 141741), (14157, 47247), (15749, 42471)]