71358724

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{61729}}^1$

素因数の和:61767

約数の個数: 18

約数和(自身を含む): 132657770

約数和(自身を除く): 61299046

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 61729, 123458, 246916, 1049393, 2098786, 4197572, 17839681, 35679362, 71358724]

約数ペア:

[(1, 71358724), (2, 35679362), (4, 17839681), (17, 4197572), (34, 2098786), (68, 1049393), (289, 246916), (578, 123458), (1156, 61729)]