28414701

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 50903424

約数和(自身を除く): 22488723

約数列:

[1, 3, 7, 9, 17, 21, 43, 51, 63, 119, 129, 153, 301, 357, 387, 617, 731, 903, 1071, 1851, 2193, 2709, 4319, 5117, 5553, 6579, 10489, 12957, 15351, 26531, 31467, 38871, 46053, 73423, 79593, 94401, 185717, 220269, 238779, 451027, 557151, 660807, 1353081, 1671453, 3157189, 4059243, 9471567, 28414701]

約数ペア:

[(1, 28414701), (3, 9471567), (7, 4059243), (9, 3157189), (17, 1671453), (21, 1353081), (43, 660807), (51, 557151), (63, 451027), (119, 238779), (129, 220269), (153, 185717), (301, 94401), (357, 79593), (387, 73423), (617, 46053), (731, 38871), (903, 31467), (1071, 26531), (1851, 15351), (2193, 12957), (2709, 10489), (4319, 6579), (5117, 5553)]