202300245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{642223}}^1$

素因数の和:642241

約数の個数: 24

約数和(自身を含む): 400747776

約数和(自身を除く): 198447531

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 642223, 1926669, 3211115, 4495561, 5780007, 9633345, 13486683, 22477805, 28900035, 40460049, 67433415, 202300245]

約数ペア:

[(1, 202300245), (3, 67433415), (5, 40460049), (7, 28900035), (9, 22477805), (15, 13486683), (21, 9633345), (35, 5780007), (45, 4495561), (63, 3211115), (105, 1926669), (315, 642223)]