77971839

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3361}}^1$

素因数の和:3431

約数の個数: 32

約数和(自身を含む): 122645760

約数和(自身を除く): 44673921

約数列:

[1, 3, 11, 19, 33, 37, 57, 111, 209, 407, 627, 703, 1221, 2109, 3361, 7733, 10083, 23199, 36971, 63859, 110913, 124357, 191577, 373071, 702449, 1367927, 2107347, 2362783, 4103781, 7088349, 25990613, 77971839]

約数ペア:

[(1, 77971839), (3, 25990613), (11, 7088349), (19, 4103781), (33, 2362783), (37, 2107347), (57, 1367927), (111, 702449), (209, 373071), (407, 191577), (627, 124357), (703, 110913), (1221, 63859), (2109, 36971), (3361, 23199), (7733, 10083)]