28764993

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 42434560

約数和(自身を除く): 13669567

約数列:

[1, 3, 19, 31, 57, 73, 93, 219, 223, 589, 669, 1387, 1767, 2263, 4161, 4237, 6789, 6913, 12711, 16279, 20739, 42997, 48837, 128991, 131347, 309301, 394041, 504649, 927903, 1513947, 9588331, 28764993]

約数ペア:

[(1, 28764993), (3, 9588331), (19, 1513947), (31, 927903), (57, 504649), (73, 394041), (93, 309301), (219, 131347), (223, 128991), (589, 48837), (669, 42997), (1387, 20739), (1767, 16279), (2263, 12711), (4161, 6913), (4237, 6789)]