201867021

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{20749}}^1$

素因数の和:20825

約数の個数: 24

約数和(自身を含む): 310752000

約数和(自身を除く): 108884979

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729, 20749, 62247, 186741, 477227, 975203, 1431681, 2925609, 4295043, 8776827, 22429669, 67289007, 201867021]

約数ペア:

[(1, 201867021), (3, 67289007), (9, 22429669), (23, 8776827), (47, 4295043), (69, 2925609), (141, 1431681), (207, 975203), (423, 477227), (1081, 186741), (3243, 62247), (9729, 20749)]