71780805

素因数分解:

$3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{7027}}^1$

素因数の和:7265

約数の個数: 24

約数和(自身を含む): 124985952

約数和(自身を除く): 53205147

約数列:

[1, 3, 5, 9, 15, 45, 227, 681, 1135, 2043, 3405, 7027, 10215, 21081, 35135, 63243, 105405, 316215, 1595129, 4785387, 7975645, 14356161, 23926935, 71780805]

約数ペア:

[(1, 71780805), (3, 23926935), (5, 14356161), (9, 7975645), (15, 4785387), (45, 1595129), (227, 316215), (681, 105405), (1135, 63243), (2043, 35135), (3405, 21081), (7027, 10215)]