201321489579

素因数分解:

$3^1\times 7^1\times {\mathrm{4357}}^1\times {\mathrm{2200307}}^1$

素因数の和:2204674

約数の個数: 16

約数和(自身を含む): 306846152448

約数和(自身を除く): 105524662869

約数列:

[1, 3, 7, 21, 4357, 13071, 30499, 91497, 2200307, 6600921, 15402149, 46206447, 9586737599, 28760212797, 67107163193, 201321489579]

約数ペア:

[(1, 201321489579), (3, 67107163193), (7, 28760212797), (21, 9586737599), (4357, 46206447), (13071, 15402149), (30499, 6600921), (91497, 2200307)]