2889585

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 5052840

約数和(自身を除く): 2163255

約数列:

[1, 3, 5, 9, 15, 45, 157, 409, 471, 785, 1227, 1413, 2045, 2355, 3681, 6135, 7065, 18405, 64213, 192639, 321065, 577917, 963195, 2889585]

約数ペア:

[(1, 2889585), (3, 963195), (5, 577917), (9, 321065), (15, 192639), (45, 64213), (157, 18405), (409, 7065), (471, 6135), (785, 3681), (1227, 2355), (1413, 2045)]