4220979

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{239}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 6689280

約数和(自身を除く): 2468301

約数列:

[1, 3, 7, 21, 29, 87, 203, 239, 609, 717, 841, 1673, 2523, 5019, 5887, 6931, 17661, 20793, 48517, 145551, 200999, 602997, 1406993, 4220979]

約数ペア:

[(1, 4220979), (3, 1406993), (7, 602997), (21, 200999), (29, 145551), (87, 48517), (203, 20793), (239, 17661), (609, 6931), (717, 5887), (841, 5019), (1673, 2523)]