856227957

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{21503}}^1$

素因数の和:22540

約数の個数: 16

約数和(自身を含む): 1230716928

約数和(自身を除く): 374488971

約数列:

[1, 3, 13, 39, 1021, 3063, 13273, 21503, 39819, 64509, 279539, 838617, 21954563, 65863689, 285409319, 856227957]

約数ペア:

[(1, 856227957), (3, 285409319), (13, 65863689), (39, 21954563), (1021, 838617), (3063, 279539), (13273, 64509), (21503, 39819)]