28781874

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2383}}^1$

素因数の和:2463

約数の個数: 48

約数和(自身を含む): 69174144

約数和(自身を除く): 40392270

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 61, 66, 99, 122, 183, 198, 366, 549, 671, 1098, 1342, 2013, 2383, 4026, 4766, 6039, 7149, 12078, 14298, 21447, 26213, 42894, 52426, 78639, 145363, 157278, 235917, 290726, 436089, 471834, 872178, 1308267, 1598993, 2616534, 3197986, 4796979, 9593958, 14390937, 28781874]

約数ペア:

[(1, 28781874), (2, 14390937), (3, 9593958), (6, 4796979), (9, 3197986), (11, 2616534), (18, 1598993), (22, 1308267), (33, 872178), (61, 471834), (66, 436089), (99, 290726), (122, 235917), (183, 157278), (198, 145363), (366, 78639), (549, 52426), (671, 42894), (1098, 26213), (1342, 21447), (2013, 14298), (2383, 12078), (4026, 7149), (4766, 6039)]