128636883

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{373}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 195497280

約数和(自身を除く): 66860397

約数列:

[1, 3, 9, 27, 53, 159, 241, 373, 477, 723, 1119, 1431, 2169, 3357, 6507, 10071, 12773, 19769, 38319, 59307, 89893, 114957, 177921, 269679, 344871, 533763, 809037, 2427111, 4764329, 14292987, 42878961, 128636883]

約数ペア:

[(1, 128636883), (3, 42878961), (9, 14292987), (27, 4764329), (53, 2427111), (159, 809037), (241, 533763), (373, 344871), (477, 269679), (723, 177921), (1119, 114957), (1431, 89893), (2169, 59307), (3357, 38319), (6507, 19769), (10071, 12773)]