78772309

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2341}}^1$

素因数の和:2401

約数の個数: 32

約数和(自身を含む): 107919360

約数和(自身を除く): 29147051

約数列:

[1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 1463, 1771, 2341, 3059, 4807, 16387, 25751, 33649, 44479, 53843, 180257, 311353, 376901, 489269, 592273, 1023017, 3424883, 4145911, 7161119, 11253187, 78772309]

約数ペア:

[(1, 78772309), (7, 11253187), (11, 7161119), (19, 4145911), (23, 3424883), (77, 1023017), (133, 592273), (161, 489269), (209, 376901), (253, 311353), (437, 180257), (1463, 53843), (1771, 44479), (2341, 33649), (3059, 25751), (4807, 16387)]