208533255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{1949}}^1$

素因数の和:2983

約数の個数: 32

約数和(自身を含む): 381888000

約数和(自身を除く): 173354745

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1019, 1949, 3057, 5095, 5847, 7133, 9745, 13643, 15285, 21399, 29235, 35665, 40929, 68215, 106995, 204645, 1986031, 5958093, 9930155, 13902217, 29790465, 41706651, 69511085, 208533255]

約数ペア:

[(1, 208533255), (3, 69511085), (5, 41706651), (7, 29790465), (15, 13902217), (21, 9930155), (35, 5958093), (105, 1986031), (1019, 204645), (1949, 106995), (3057, 68215), (5095, 40929), (5847, 35665), (7133, 29235), (9745, 21399), (13643, 15285)]