219146823

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{39983}}^1$

素因数の和:40028

約数の個数: 32

約数和(自身を含む): 383846400

約数和(自身を除く): 164699577

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 39983, 119949, 279881, 359847, 839643, 1079541, 1159507, 2518929, 3478521, 7556787, 8116549, 10435563, 24349647, 31306689, 73048941, 219146823]

約数ペア:

[(1, 219146823), (3, 73048941), (7, 31306689), (9, 24349647), (21, 10435563), (27, 8116549), (29, 7556787), (63, 3478521), (87, 2518929), (189, 1159507), (203, 1079541), (261, 839643), (609, 359847), (783, 279881), (1827, 119949), (5481, 39983)]