7620921

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1571}}^1$

素因数の和:1602

約数の個数: 36

約数和(自身を含む): 13978224

約数和(自身を除く): 6357303

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1571, 1617, 4713, 4851, 10997, 14139, 17281, 32991, 51843, 76979, 98973, 120967, 155529, 230937, 362901, 692811, 846769, 1088703, 2540307, 7620921]

約数ペア:

[(1, 7620921), (3, 2540307), (7, 1088703), (9, 846769), (11, 692811), (21, 362901), (33, 230937), (49, 155529), (63, 120967), (77, 98973), (99, 76979), (147, 51843), (231, 32991), (441, 17281), (539, 14139), (693, 10997), (1571, 4851), (1617, 4713)]