78774878

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1811}}^1$

素因数の和:2072

約数の個数: 32

約数和(自身を含む): 146119680

約数和(自身を除く): 67344802

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 239, 478, 1673, 1811, 3107, 3346, 3622, 6214, 12677, 21749, 23543, 25354, 43498, 47086, 164801, 329602, 432829, 865658, 3029803, 5626777, 6059606, 11253554, 39387439, 78774878]

約数ペア:

[(1, 78774878), (2, 39387439), (7, 11253554), (13, 6059606), (14, 5626777), (26, 3029803), (91, 865658), (182, 432829), (239, 329602), (478, 164801), (1673, 47086), (1811, 43498), (3107, 25354), (3346, 23543), (3622, 21749), (6214, 12677)]