28507995

素因数分解:

$3^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1171}}^1$

素因数の和:1723

約数の個数: 24

約数和(自身を含む): 49547472

約数和(自身を除く): 21039477

約数列:

[1, 3, 5, 9, 15, 45, 541, 1171, 1623, 2705, 3513, 4869, 5855, 8115, 10539, 17565, 24345, 52695, 633511, 1900533, 3167555, 5701599, 9502665, 28507995]

約数ペア:

[(1, 28507995), (3, 9502665), (5, 5701599), (9, 3167555), (15, 1900533), (45, 633511), (541, 52695), (1171, 24345), (1623, 17565), (2705, 10539), (3513, 8115), (4869, 5855)]