81143132

素因数分解:

$2^2\times 7^1\times {\mathrm{683}}^1\times {\mathrm{4243}}^1$

素因数の和:4937

約数の個数: 24

約数和(自身を含む): 162562176

約数和(自身を除く): 81419044

約数列:

[1, 2, 4, 7, 14, 28, 683, 1366, 2732, 4243, 4781, 8486, 9562, 16972, 19124, 29701, 59402, 118804, 2897969, 5795938, 11591876, 20285783, 40571566, 81143132]

約数ペア:

[(1, 81143132), (2, 40571566), (4, 20285783), (7, 11591876), (14, 5795938), (28, 2897969), (683, 118804), (1366, 59402), (2732, 29701), (4243, 19124), (4781, 16972), (8486, 9562)]