80809641

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{42961}}^1$

素因数の和:42997

約数の個数: 24

約数和(自身を含む): 134041440

約数和(自身を除く): 53231799

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 42961, 128883, 386649, 472571, 816259, 1417713, 2448777, 4253139, 7346331, 8978849, 26936547, 80809641]

約数ペア:

[(1, 80809641), (3, 26936547), (9, 8978849), (11, 7346331), (19, 4253139), (33, 2448777), (57, 1417713), (99, 816259), (171, 472571), (209, 386649), (627, 128883), (1881, 42961)]