1388672223

素因数分解:

$3^1\times {\mathrm{401}}^1\times {\mathrm{491}}^1\times {\mathrm{2351}}^1$

素因数の和:3246

約数の個数: 16

約数和(自身を含む): 1860751872

約数和(自身を除く): 472079649

約数列:

[1, 3, 401, 491, 1203, 1473, 2351, 7053, 196891, 590673, 942751, 1154341, 2828253, 3463023, 462890741, 1388672223]

約数ペア:

[(1, 1388672223), (3, 462890741), (401, 3463023), (491, 2828253), (1203, 1154341), (1473, 942751), (2351, 590673), (7053, 196891)]