27905913

素因数分解:

$3^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1009}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 46217600

約数和(自身を除く): 18311687

約数列:

[1, 3, 7, 9, 21, 63, 439, 1009, 1317, 3027, 3073, 3951, 7063, 9081, 9219, 21189, 27657, 63567, 442951, 1328853, 3100657, 3986559, 9301971, 27905913]

約数ペア:

[(1, 27905913), (3, 9301971), (7, 3986559), (9, 3100657), (21, 1328853), (63, 442951), (439, 63567), (1009, 27657), (1317, 21189), (3027, 9219), (3073, 9081), (3951, 7063)]