7219828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2131}}^1$

素因数の和:2164

約数の個数: 36

約数和(自身を含む): 15879136

約数和(自身を除く): 8659308

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 2131, 3388, 4262, 8524, 14917, 23441, 29834, 46882, 59668, 93764, 164087, 257851, 328174, 515702, 656348, 1031404, 1804957, 3609914, 7219828]

約数ペア:

[(1, 7219828), (2, 3609914), (4, 1804957), (7, 1031404), (11, 656348), (14, 515702), (22, 328174), (28, 257851), (44, 164087), (77, 93764), (121, 59668), (154, 46882), (242, 29834), (308, 23441), (484, 14917), (847, 8524), (1694, 4262), (2131, 3388)]