28907715

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{19081}}^1$

素因数の和:19190

約数の個数: 16

約数和(自身を含む): 46712736

約数和(自身を除く): 17805021

約数列:

[1, 3, 5, 15, 101, 303, 505, 1515, 19081, 57243, 95405, 286215, 1927181, 5781543, 9635905, 28907715]

約数ペア:

[(1, 28907715), (3, 9635905), (5, 5781543), (15, 1927181), (101, 286215), (303, 95405), (505, 57243), (1515, 19081)]