16223438

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 31268832

約数和(自身を除く): 15045394

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 121, 122, 154, 157, 242, 314, 427, 671, 847, 854, 1099, 1342, 1694, 1727, 2198, 3454, 4697, 7381, 9394, 9577, 12089, 14762, 18997, 19154, 24178, 37994, 51667, 67039, 103334, 105347, 132979, 134078, 210694, 265958, 737429, 1158817, 1474858, 2317634, 8111719, 16223438]

約数ペア:

[(1, 16223438), (2, 8111719), (7, 2317634), (11, 1474858), (14, 1158817), (22, 737429), (61, 265958), (77, 210694), (121, 134078), (122, 132979), (154, 105347), (157, 103334), (242, 67039), (314, 51667), (427, 37994), (671, 24178), (847, 19154), (854, 18997), (1099, 14762), (1342, 12089), (1694, 9577), (1727, 9394), (2198, 7381), (3454, 4697)]