15942213

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4289}}^1$

素因数の和:4361

約数の個数: 24

約数和(自身を含む): 26769600

約数和(自身を除く): 10827387

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 4289, 12867, 30023, 38601, 90069, 253051, 270207, 759153, 1771357, 2277459, 5314071, 15942213]

約数ペア:

[(1, 15942213), (3, 5314071), (7, 2277459), (9, 1771357), (21, 759153), (59, 270207), (63, 253051), (177, 90069), (413, 38601), (531, 30023), (1239, 12867), (3717, 4289)]