81265786

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2213}}^1$

素因数の和:2326

約数の個数: 32

約数和(自身を含む): 144955008

約数和(自身を除く): 63689222

約数列:

[1, 2, 7, 14, 43, 61, 86, 122, 301, 427, 602, 854, 2213, 2623, 4426, 5246, 15491, 18361, 30982, 36722, 95159, 134993, 190318, 269986, 666113, 944951, 1332226, 1889902, 5804699, 11609398, 40632893, 81265786]

約数ペア:

[(1, 81265786), (2, 40632893), (7, 11609398), (14, 5804699), (43, 1889902), (61, 1332226), (86, 944951), (122, 666113), (301, 269986), (427, 190318), (602, 134993), (854, 95159), (2213, 36722), (2623, 30982), (4426, 18361), (5246, 15491)]