1213236843

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4444091}}^1$

素因数の和:4444114

約数の個数: 16

約数和(自身を含む): 1990953216

約数和(自身を除く): 777716373

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 4444091, 13332273, 31108637, 57773183, 93325911, 173319549, 404412281, 1213236843]

約数ペア:

[(1, 1213236843), (3, 404412281), (7, 173319549), (13, 93325911), (21, 57773183), (39, 31108637), (91, 13332273), (273, 4444091)]