1720043339

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{344629}}^1$

素因数の和:344690

約数の個数: 16

約数和(自身を含む): 2117406720

約数和(自身を除く): 397363381

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 344629, 2412403, 7926467, 10683499, 55485269, 74784493, 245720477, 1720043339]

約数ペア:

[(1, 1720043339), (7, 245720477), (23, 74784493), (31, 55485269), (161, 10683499), (217, 7926467), (713, 2412403), (4991, 344629)]