28508095

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{74047}}^1$

素因数の和:74070

約数の個数: 16

約数和(自身を含む): 42651648

約数和(自身を除く): 14143553

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 74047, 370235, 518329, 814517, 2591645, 4072585, 5701619, 28508095]

約数ペア:

[(1, 28508095), (5, 5701619), (7, 4072585), (11, 2591645), (35, 814517), (55, 518329), (77, 370235), (385, 74047)]