1289076243

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4721891}}^1$

素因数の和:4721914

約数の個数: 16

約数和(自身を含む): 2115407616

約数和(自身を除く): 826331373

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 4721891, 14165673, 33053237, 61384583, 99159711, 184153749, 429692081, 1289076243]

約数ペア:

[(1, 1289076243), (3, 429692081), (7, 184153749), (13, 99159711), (21, 61384583), (39, 33053237), (91, 14165673), (273, 4721891)]