287173653

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{320149}}^1$

素因数の和:320188

約数の個数: 16

約数和(自身を含む): 430281600

約数和(自身を除く): 143107947

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 320149, 960447, 4161937, 7363427, 12485811, 22090281, 95724551, 287173653]

約数ペア:

[(1, 287173653), (3, 95724551), (13, 22090281), (23, 12485811), (39, 7363427), (69, 4161937), (299, 960447), (897, 320149)]