71949136

素因数分解:

$2^4\times 7^1\times {\mathrm{642403}}^1$

素因数の和:642418

約数の個数: 20

約数和(自身を含む): 159316192

約数和(自身を除く): 87367056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 642403, 1284806, 2569612, 4496821, 5139224, 8993642, 10278448, 17987284, 35974568, 71949136]

約数ペア:

[(1, 71949136), (2, 35974568), (4, 17987284), (7, 10278448), (8, 8993642), (14, 5139224), (16, 4496821), (28, 2569612), (56, 1284806), (112, 642403)]