28491945

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 47775744

約数和(自身を除く): 19283799

約数列:

[1, 3, 5, 15, 31, 71, 93, 155, 213, 355, 465, 863, 1065, 2201, 2589, 4315, 6603, 11005, 12945, 26753, 33015, 61273, 80259, 133765, 183819, 306365, 401295, 919095, 1899463, 5698389, 9497315, 28491945]

約数ペア:

[(1, 28491945), (3, 9497315), (5, 5698389), (15, 1899463), (31, 919095), (71, 401295), (93, 306365), (155, 183819), (213, 133765), (355, 80259), (465, 61273), (863, 33015), (1065, 26753), (2201, 12945), (2589, 11005), (4315, 6603)]