2981728.00000000

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{829}}^1$

素因数の和:1275

約数の個数: 24

約数和(自身を含む): 91067600

約数和(自身を除く): 31387061

約数列:

[1, 3, 9, 19, 57, 171, 421, 829, 1263, 2487, 3789, 7461, 7999, 15751, 23997, 47253, 71991, 141759, 349009, 1047027, 3141081, 6631171, 19893513, 59680539]

約数ペア:

[(1, 59680539), (3, 19893513), (9, 6631171), (19, 3141081), (57, 1047027), (171, 349009), (421, 141759), (829, 71991), (1263, 47253), (2487, 23997), (3789, 15751), (7461, 7999)]