71680077

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7247}}^1$

素因数の和:7417

約数の個数: 24

約数和(自身を含む): 119099136

約数和(自身を除く): 47419059

約数列:

[1, 3, 7, 9, 21, 63, 157, 471, 1099, 1413, 3297, 7247, 9891, 21741, 50729, 65223, 152187, 456561, 1137779, 3413337, 7964453, 10240011, 23893359, 71680077]

約数ペア:

[(1, 71680077), (3, 23893359), (7, 10240011), (9, 7964453), (21, 3413337), (63, 1137779), (157, 456561), (471, 152187), (1099, 65223), (1413, 50729), (3297, 21741), (7247, 9891)]