6985881

素因数分解:

$3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 12313600

約数和(自身を除く): 5327719

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 73, 93, 147, 217, 219, 279, 343, 441, 511, 651, 657, 1029, 1519, 1533, 1953, 2263, 3087, 3577, 4557, 4599, 6789, 10633, 10731, 13671, 15841, 20367, 25039, 31899, 32193, 47523, 75117, 95697, 110887, 142569, 225351, 332661, 776209, 997983, 2328627, 6985881]

約数ペア:

[(1, 6985881), (3, 2328627), (7, 997983), (9, 776209), (21, 332661), (31, 225351), (49, 142569), (63, 110887), (73, 95697), (93, 75117), (147, 47523), (217, 32193), (219, 31899), (279, 25039), (343, 20367), (441, 15841), (511, 13671), (651, 10731), (657, 10633), (1029, 6789), (1519, 4599), (1533, 4557), (1953, 3577), (2263, 3087)]