28106001

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1229}}^1$

素因数の和:1267

約数の個数: 48

約数和(自身を含む): 52348800

約数和(自身を除く): 24242799

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 121, 189, 231, 297, 363, 693, 847, 1089, 1229, 2079, 2541, 3267, 3687, 7623, 8603, 11061, 13519, 22869, 25809, 33183, 40557, 77427, 94633, 121671, 148709, 232281, 283899, 365013, 446127, 851697, 1040963, 1338381, 2555091, 3122889, 4015143, 9368667, 28106001]

約数ペア:

[(1, 28106001), (3, 9368667), (7, 4015143), (9, 3122889), (11, 2555091), (21, 1338381), (27, 1040963), (33, 851697), (63, 446127), (77, 365013), (99, 283899), (121, 232281), (189, 148709), (231, 121671), (297, 94633), (363, 77427), (693, 40557), (847, 33183), (1089, 25809), (1229, 22869), (2079, 13519), (2541, 11061), (3267, 8603), (3687, 7623)]