168889785

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{1409}}^1$

素因数の和:1609

約数の個数: 32

約数和(自身を含む): 276946560

約数和(自身を除く): 108056775

約数列:

[1, 3, 5, 15, 61, 131, 183, 305, 393, 655, 915, 1409, 1965, 4227, 7045, 7991, 21135, 23973, 39955, 85949, 119865, 184579, 257847, 429745, 553737, 922895, 1289235, 2768685, 11259319, 33777957, 56296595, 168889785]

約数ペア:

[(1, 168889785), (3, 56296595), (5, 33777957), (15, 11259319), (61, 2768685), (131, 1289235), (183, 922895), (305, 553737), (393, 429745), (655, 257847), (915, 184579), (1409, 119865), (1965, 85949), (4227, 39955), (7045, 23973), (7991, 21135)]