216970941

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{139891}}^1$

素因数の和:139952

約数の個数: 16

約数和(自身を含む): 322311168

約数和(自身を除く): 105340227

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 139891, 419673, 1538801, 4616403, 6574877, 19724631, 72323647, 216970941]

約数ペア:

[(1, 216970941), (3, 72323647), (11, 19724631), (33, 6574877), (47, 4616403), (141, 1538801), (517, 419673), (1551, 139891)]