1213380147

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3041053}}^1$

素因数の和:3041082

約数の個数: 16

約数和(自身を含む): 1946274560

約数和(自身を除く): 732894413

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 3041053, 9123159, 21287371, 57780007, 63862113, 173340021, 404460049, 1213380147]

約数ペア:

[(1, 1213380147), (3, 404460049), (7, 173340021), (19, 63862113), (21, 57780007), (57, 21287371), (133, 9123159), (399, 3041053)]