1900605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 3631104

約数和(自身を除く): 1730499

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 787, 805, 2361, 2415, 3935, 5509, 11805, 16527, 18101, 27545, 54303, 82635, 90505, 126707, 271515, 380121, 633535, 1900605]

約数ペア:

[(1, 1900605), (3, 633535), (5, 380121), (7, 271515), (15, 126707), (21, 90505), (23, 82635), (35, 54303), (69, 27545), (105, 18101), (115, 16527), (161, 11805), (345, 5509), (483, 3935), (787, 2415), (805, 2361)]