29227947

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 51609600

約数和(自身を除く): 22381653

約数列:

[1, 3, 7, 17, 19, 21, 31, 51, 57, 93, 119, 133, 139, 217, 323, 357, 399, 417, 527, 589, 651, 969, 973, 1581, 1767, 2261, 2363, 2641, 2919, 3689, 4123, 4309, 6783, 7089, 7923, 10013, 11067, 12369, 12927, 16541, 18487, 30039, 30163, 44897, 49623, 55461, 70091, 73253, 81871, 90489, 134691, 210273, 219759, 245613, 314279, 512771, 573097, 942837, 1391807, 1538313, 1719291, 4175421, 9742649, 29227947]

約数ペア:

[(1, 29227947), (3, 9742649), (7, 4175421), (17, 1719291), (19, 1538313), (21, 1391807), (31, 942837), (51, 573097), (57, 512771), (93, 314279), (119, 245613), (133, 219759), (139, 210273), (217, 134691), (323, 90489), (357, 81871), (399, 73253), (417, 70091), (527, 55461), (589, 49623), (651, 44897), (969, 30163), (973, 30039), (1581, 18487), (1767, 16541), (2261, 12927), (2363, 12369), (2641, 11067), (2919, 10013), (3689, 7923), (4123, 7089), (4309, 6783)]