977797989

素因数分解:

$3^2\times 7^3\times {\mathrm{73}}^1\times {\mathrm{4339}}^1$

素因数の和:4439

約数の個数: 48

約数和(自身を含む): 1670032000

約数和(自身を除く): 692234011

約数列:

[1, 3, 7, 9, 21, 49, 63, 73, 147, 219, 343, 441, 511, 657, 1029, 1533, 3087, 3577, 4339, 4599, 10731, 13017, 25039, 30373, 32193, 39051, 75117, 91119, 212611, 225351, 273357, 316747, 637833, 950241, 1488277, 1913499, 2217229, 2850723, 4464831, 6651687, 13394493, 15520603, 19955061, 46561809, 108644221, 139685427, 325932663, 977797989]

約数ペア:

[(1, 977797989), (3, 325932663), (7, 139685427), (9, 108644221), (21, 46561809), (49, 19955061), (63, 15520603), (73, 13394493), (147, 6651687), (219, 4464831), (343, 2850723), (441, 2217229), (511, 1913499), (657, 1488277), (1029, 950241), (1533, 637833), (3087, 316747), (3577, 273357), (4339, 225351), (4599, 212611), (10731, 91119), (13017, 75117), (25039, 39051), (30373, 32193)]