1289465518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{874807}}^1$

素因数の和:874887

約数の個数: 16

約数和(自身を含む): 2141529984

約数和(自身を除く): 852064466

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 874807, 1749614, 9622877, 19245754, 58612069, 117224138, 644732759, 1289465518]

約数ペア:

[(1, 1289465518), (2, 644732759), (11, 117224138), (22, 58612069), (67, 19245754), (134, 9622877), (737, 1749614), (1474, 874807)]