28502865

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27539}}^1$

素因数の和:27573

約数の個数: 24

約数和(自身を含む): 51554880

約数和(自身を除く): 23052015

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 27539, 82617, 137695, 247851, 413085, 633397, 1239255, 1900191, 3166985, 5700573, 9500955, 28502865]

約数ペア:

[(1, 28502865), (3, 9500955), (5, 5700573), (9, 3166985), (15, 1900191), (23, 1239255), (45, 633397), (69, 413085), (115, 247851), (207, 137695), (345, 82617), (1035, 27539)]