28675647

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1061}}^1$

素因数の和:1101

約数の個数: 64

約数和(自身を含む): 57093120

約数和(自身を除く): 28417473

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 91, 99, 117, 143, 189, 231, 273, 297, 351, 429, 693, 819, 1001, 1061, 1287, 2079, 2457, 3003, 3183, 3861, 7427, 9009, 9549, 11671, 13793, 22281, 27027, 28647, 35013, 41379, 66843, 81697, 96551, 105039, 124137, 151723, 200529, 245091, 289653, 315117, 372411, 455169, 735273, 868959, 1062061, 1365507, 2205819, 2606877, 3186183, 4096521, 9558549, 28675647]

約数ペア:

[(1, 28675647), (3, 9558549), (7, 4096521), (9, 3186183), (11, 2606877), (13, 2205819), (21, 1365507), (27, 1062061), (33, 868959), (39, 735273), (63, 455169), (77, 372411), (91, 315117), (99, 289653), (117, 245091), (143, 200529), (189, 151723), (231, 124137), (273, 105039), (297, 96551), (351, 81697), (429, 66843), (693, 41379), (819, 35013), (1001, 28647), (1061, 27027), (1287, 22281), (2079, 13793), (2457, 11671), (3003, 9549), (3183, 9009), (3861, 7427)]