19922325

素因数分解:

$3^1\times 5^2\times {\mathrm{491}}^1\times {\mathrm{541}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 33066336

約数和(自身を除く): 13144011

約数列:

[1, 3, 5, 15, 25, 75, 491, 541, 1473, 1623, 2455, 2705, 7365, 8115, 12275, 13525, 36825, 40575, 265631, 796893, 1328155, 3984465, 6640775, 19922325]

約数ペア:

[(1, 19922325), (3, 6640775), (5, 3984465), (15, 1328155), (25, 796893), (75, 265631), (491, 40575), (541, 36825), (1473, 13525), (1623, 12275), (2455, 8115), (2705, 7365)]