28280145

素因数分解:

$3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{7823}}^1$

素因数の和:8072

約数の個数: 16

約数和(自身を含む): 45441792

約数和(自身を除く): 17161647

約数列:

[1, 3, 5, 15, 241, 723, 1205, 3615, 7823, 23469, 39115, 117345, 1885343, 5656029, 9426715, 28280145]

約数ペア:

[(1, 28280145), (3, 9426715), (5, 5656029), (15, 1885343), (241, 117345), (723, 39115), (1205, 23469), (3615, 7823)]