388859145

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1\times {\mathrm{1543}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 636325632

約数和(自身を除く): 247466487

約数列:

[1, 3, 5, 15, 53, 159, 265, 317, 795, 951, 1543, 1585, 4629, 4755, 7715, 16801, 23145, 50403, 81779, 84005, 245337, 252015, 408895, 489131, 1226685, 1467393, 2445655, 7336965, 25923943, 77771829, 129619715, 388859145]

約数ペア:

[(1, 388859145), (3, 129619715), (5, 77771829), (15, 25923943), (53, 7336965), (159, 2445655), (265, 1467393), (317, 1226685), (795, 489131), (951, 408895), (1543, 252015), (1585, 245337), (4629, 84005), (4755, 81779), (7715, 50403), (16801, 23145)]