201651039

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:661

約数の個数: 40

約数和(自身を含む): 310524720

約数和(自身を除く): 108873681

約数列:

[1, 3, 9, 27, 67, 73, 81, 201, 219, 509, 603, 657, 1527, 1809, 1971, 4581, 4891, 5427, 5913, 13743, 14673, 34103, 37157, 41229, 44019, 102309, 111471, 132057, 306927, 334413, 396171, 920781, 1003239, 2489519, 2762343, 3009717, 7468557, 22405671, 67217013, 201651039]

約数ペア:

[(1, 201651039), (3, 67217013), (9, 22405671), (27, 7468557), (67, 3009717), (73, 2762343), (81, 2489519), (201, 1003239), (219, 920781), (509, 396171), (603, 334413), (657, 306927), (1527, 132057), (1809, 111471), (1971, 102309), (4581, 44019), (4891, 41229), (5427, 37157), (5913, 34103), (13743, 14673)]