1309959

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 2304000

約数和(自身を除く): 994041

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 239, 261, 609, 717, 783, 1673, 1827, 2151, 5019, 5481, 6453, 6931, 15057, 20793, 45171, 48517, 62379, 145551, 187137, 436653, 1309959]

約数ペア:

[(1, 1309959), (3, 436653), (7, 187137), (9, 145551), (21, 62379), (27, 48517), (29, 45171), (63, 20793), (87, 15057), (189, 6931), (203, 6453), (239, 5481), (261, 5019), (609, 2151), (717, 1827), (783, 1673)]