1381821

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2269}}^1$

素因数の和:2308

約数の個数: 16

約数和(自身を含む): 2179200

約数和(自身を除く): 797379

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 2269, 6807, 15883, 47649, 65801, 197403, 460607, 1381821]

約数ペア:

[(1, 1381821), (3, 460607), (7, 197403), (21, 65801), (29, 47649), (87, 15883), (203, 6807), (609, 2269)]