28375893

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11549}}^1$

素因数の和:11578

約数の個数: 32

約数和(自身を含む): 51744000

約数和(自身を除く): 23368107

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 11549, 34647, 80843, 103941, 150137, 242529, 311823, 450411, 727587, 1050959, 1351233, 2182761, 3152877, 4053699, 9458631, 28375893]

約数ペア:

[(1, 28375893), (3, 9458631), (7, 4053699), (9, 3152877), (13, 2182761), (21, 1351233), (27, 1050959), (39, 727587), (63, 450411), (91, 311823), (117, 242529), (189, 150137), (273, 103941), (351, 80843), (819, 34647), (2457, 11549)]