87445391

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^4\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 20

約数和(自身を含む): 102345384

約数和(自身を除く): 14899993

約数列:

[1, 11, 19, 61, 209, 361, 671, 1159, 3971, 6859, 12749, 22021, 75449, 130321, 242231, 418399, 1433531, 4602389, 7949581, 87445391]

約数ペア:

[(1, 87445391), (11, 7949581), (19, 4602389), (61, 1433531), (209, 418399), (361, 242231), (671, 130321), (1159, 75449), (3971, 22021), (6859, 12749)]