1393669251

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{18583}}^1$

素因数の和:19243

約数の個数: 24

約数和(自身を含む): 2171428896

約数和(自身を除く): 777759645

約数列:

[1, 3, 9, 13, 39, 117, 641, 1923, 5769, 8333, 18583, 24999, 55749, 74997, 167247, 241579, 724737, 2174211, 11911703, 35735109, 107205327, 154852139, 464556417, 1393669251]

約数ペア:

[(1, 1393669251), (3, 464556417), (9, 154852139), (13, 107205327), (39, 35735109), (117, 11911703), (641, 2174211), (1923, 724737), (5769, 241579), (8333, 167247), (18583, 74997), (24999, 55749)]