127879885

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2371}}^1$

素因数の和:2473

約数の個数: 32

約数和(自身を含む): 185812992

約数和(自身を除く): 57933107

約数列:

[1, 5, 7, 23, 35, 67, 115, 161, 335, 469, 805, 1541, 2345, 2371, 7705, 10787, 11855, 16597, 53935, 54533, 82985, 158857, 272665, 381731, 794285, 1111999, 1908655, 3653711, 5559995, 18268555, 25575977, 127879885]

約数ペア:

[(1, 127879885), (5, 25575977), (7, 18268555), (23, 5559995), (35, 3653711), (67, 1908655), (115, 1111999), (161, 794285), (335, 381731), (469, 272665), (805, 158857), (1541, 82985), (2345, 54533), (2371, 53935), (7705, 16597), (10787, 11855)]