26878971

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 42375168

約数和(自身を除く): 15496197

約数列:

[1, 3, 7, 21, 47, 113, 141, 241, 329, 339, 723, 791, 987, 1687, 2373, 5061, 5311, 11327, 15933, 27233, 33981, 37177, 79289, 81699, 111531, 190631, 237867, 571893, 1279951, 3839853, 8959657, 26878971]

約数ペア:

[(1, 26878971), (3, 8959657), (7, 3839853), (21, 1279951), (47, 571893), (113, 237867), (141, 190631), (241, 111531), (329, 81699), (339, 79289), (723, 37177), (791, 33981), (987, 27233), (1687, 15933), (2373, 11327), (5061, 5311)]