30923949

素因数分解:

$3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{997}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 48239328

約数和(自身を除く): 17315379

約数列:

[1, 3, 7, 21, 49, 147, 211, 633, 997, 1477, 2991, 4431, 6979, 10339, 20937, 31017, 48853, 146559, 210367, 631101, 1472569, 4417707, 10307983, 30923949]

約数ペア:

[(1, 30923949), (3, 10307983), (7, 4417707), (21, 1472569), (49, 631101), (147, 210367), (211, 146559), (633, 48853), (997, 31017), (1477, 20937), (2991, 10339), (4431, 6979)]