16221489

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 22070400

約数和(自身を除く): 5848911

約数列:

[1, 3, 109, 113, 327, 339, 439, 1317, 12317, 36951, 47851, 49607, 143553, 148821, 5407163, 16221489]

約数ペア:

[(1, 16221489), (3, 5407163), (109, 148821), (113, 143553), (327, 49607), (339, 47851), (439, 36951), (1317, 12317)]