1206387

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 2204160

約数和(自身を除く): 997773

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 491, 819, 1473, 2457, 3437, 4419, 6383, 10311, 13257, 19149, 30933, 44681, 57447, 92799, 134043, 172341, 402129, 1206387]

約数ペア:

[(1, 1206387), (3, 402129), (7, 172341), (9, 134043), (13, 92799), (21, 57447), (27, 44681), (39, 30933), (63, 19149), (91, 13257), (117, 10311), (189, 6383), (273, 4419), (351, 3437), (491, 2457), (819, 1473)]