109217871

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{91243}}^1$

素因数の和:91275

約数の個数: 24

約数和(自身を含む): 189787520

約数和(自身を除く): 80569649

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 91243, 273729, 638701, 821187, 1733617, 1916103, 5200851, 5748309, 12135319, 15602553, 36405957, 109217871]

約数ペア:

[(1, 109217871), (3, 36405957), (7, 15602553), (9, 12135319), (19, 5748309), (21, 5200851), (57, 1916103), (63, 1733617), (133, 821187), (171, 638701), (399, 273729), (1197, 91243)]