285221331

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{769}}^1$

素因数の和:1041

約数の個数: 40

約数和(自身を含む): 450942800

約数和(自身を除く): 165721469

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 241, 513, 723, 769, 1539, 2169, 2307, 4579, 6507, 6921, 13737, 14611, 19521, 20763, 41211, 43833, 62289, 123633, 131499, 185329, 370899, 394497, 555987, 1183491, 1667961, 3521251, 5003883, 10563753, 15011649, 31691259, 95073777, 285221331]

約数ペア:

[(1, 285221331), (3, 95073777), (9, 31691259), (19, 15011649), (27, 10563753), (57, 5003883), (81, 3521251), (171, 1667961), (241, 1183491), (513, 555987), (723, 394497), (769, 370899), (1539, 185329), (2169, 131499), (2307, 123633), (4579, 62289), (6507, 43833), (6921, 41211), (13737, 20763), (14611, 19521)]