81180386

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4133}}^1$

素因数の和:4226

約数の個数: 32

約数和(自身を含む): 147633408

約数和(自身を除く): 66453022

約数列:

[1, 2, 7, 14, 23, 46, 61, 122, 161, 322, 427, 854, 1403, 2806, 4133, 8266, 9821, 19642, 28931, 57862, 95059, 190118, 252113, 504226, 665413, 1330826, 1764791, 3529582, 5798599, 11597198, 40590193, 81180386]

約数ペア:

[(1, 81180386), (2, 40590193), (7, 11597198), (14, 5798599), (23, 3529582), (46, 1764791), (61, 1330826), (122, 665413), (161, 504226), (322, 252113), (427, 190118), (854, 95059), (1403, 57862), (2806, 28931), (4133, 19642), (8266, 9821)]