1905444567

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1809539}}^1$

素因数の和:1809564

約数の個数: 20

約数和(自身を含む): 3065360760

約数和(自身を除く): 1159916193

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1809539, 5428617, 16285851, 23524007, 48857553, 70572021, 146572659, 211716063, 635148189, 1905444567]

約数ペア:

[(1, 1905444567), (3, 635148189), (9, 211716063), (13, 146572659), (27, 70572021), (39, 48857553), (81, 23524007), (117, 16285851), (351, 5428617), (1053, 1809539)]