3993213

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 6451200

約数和(自身を除く): 2457987

約数列:

[1, 3, 7, 21, 29, 79, 83, 87, 203, 237, 249, 553, 581, 609, 1659, 1743, 2291, 2407, 6557, 6873, 7221, 16037, 16849, 19671, 45899, 48111, 50547, 137697, 190153, 570459, 1331071, 3993213]

約数ペア:

[(1, 3993213), (3, 1331071), (7, 570459), (21, 190153), (29, 137697), (79, 50547), (83, 48111), (87, 45899), (203, 19671), (237, 16849), (249, 16037), (553, 7221), (581, 6873), (609, 6557), (1659, 2407), (1743, 2291)]