90450789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 150958080

約数和(自身を除く): 60507291

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 89, 103, 143, 253, 267, 299, 309, 429, 759, 897, 979, 1133, 1157, 1339, 2047, 2369, 2937, 3289, 3399, 3471, 4017, 6141, 7107, 9167, 9867, 12727, 14729, 22517, 26059, 26611, 27501, 30797, 38181, 44187, 67551, 78177, 79833, 92391, 100837, 119171, 210841, 292721, 302511, 338767, 357513, 632523, 878163, 1016301, 1310881, 2319251, 2740933, 3932643, 6957753, 8222799, 30150263, 90450789]

約数ペア:

[(1, 90450789), (3, 30150263), (11, 8222799), (13, 6957753), (23, 3932643), (33, 2740933), (39, 2319251), (69, 1310881), (89, 1016301), (103, 878163), (143, 632523), (253, 357513), (267, 338767), (299, 302511), (309, 292721), (429, 210841), (759, 119171), (897, 100837), (979, 92391), (1133, 79833), (1157, 78177), (1339, 67551), (2047, 44187), (2369, 38181), (2937, 30797), (3289, 27501), (3399, 26611), (3471, 26059), (4017, 22517), (6141, 14729), (7107, 12727), (9167, 9867)]