28666017

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 42453216

約数和(自身を除く): 13787199

約数列:

[1, 3, 9, 67, 137, 201, 347, 411, 603, 1041, 1233, 3123, 9179, 23249, 27537, 47539, 69747, 82611, 142617, 209241, 427851, 3185113, 9555339, 28666017]

約数ペア:

[(1, 28666017), (3, 9555339), (9, 3185113), (67, 427851), (137, 209241), (201, 142617), (347, 82611), (411, 69747), (603, 47539), (1041, 27537), (1233, 23249), (3123, 9179)]