220943478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{5260559}}^1$

素因数の和:5260571

約数の個数: 16

約数和(自身を含む): 505013760

約数和(自身を除く): 284070282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 5260559, 10521118, 15781677, 31563354, 36823913, 73647826, 110471739, 220943478]

約数ペア:

[(1, 220943478), (2, 110471739), (3, 73647826), (6, 36823913), (7, 31563354), (14, 15781677), (21, 10521118), (42, 5260559)]