81578609

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{6073}}^1$

素因数の和:6200

約数の個数: 16

約数和(自身を含む): 99127680

約数和(自身を除く): 17549071

約数列:

[1, 7, 19, 101, 133, 707, 1919, 6073, 13433, 42511, 115387, 613373, 807709, 4293611, 11654087, 81578609]

約数ペア:

[(1, 81578609), (7, 11654087), (19, 4293611), (101, 807709), (133, 613373), (707, 115387), (1919, 42511), (6073, 13433)]