29768427

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 48656608

約数和(自身を除く): 18888181

約数列:

[1, 3, 9, 13, 39, 43, 61, 97, 117, 129, 183, 291, 387, 549, 559, 793, 873, 1261, 1677, 2379, 2623, 3783, 4171, 5031, 5917, 7137, 7869, 11349, 12513, 17751, 23607, 34099, 37539, 53253, 54223, 76921, 102297, 162669, 230763, 254431, 306891, 488007, 692289, 763293, 2289879, 3307603, 9922809, 29768427]

約数ペア:

[(1, 29768427), (3, 9922809), (9, 3307603), (13, 2289879), (39, 763293), (43, 692289), (61, 488007), (97, 306891), (117, 254431), (129, 230763), (183, 162669), (291, 102297), (387, 76921), (549, 54223), (559, 53253), (793, 37539), (873, 34099), (1261, 23607), (1677, 17751), (2379, 12513), (2623, 11349), (3783, 7869), (4171, 7137), (5031, 5917)]