138754644

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{86939}}^1$

素因数の和:86972

約数の個数: 48

約数和(自身を含む): 389491200

約数和(自身を除く): 250736556

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 86939, 173878, 260817, 347756, 521634, 608573, 1043268, 1217146, 1651841, 1825719, 2434292, 3303682, 3651438, 4955523, 6607364, 7302876, 9911046, 11562887, 19822092, 23125774, 34688661, 46251548, 69377322, 138754644]

約数ペア:

[(1, 138754644), (2, 69377322), (3, 46251548), (4, 34688661), (6, 23125774), (7, 19822092), (12, 11562887), (14, 9911046), (19, 7302876), (21, 6607364), (28, 4955523), (38, 3651438), (42, 3303682), (57, 2434292), (76, 1825719), (84, 1651841), (114, 1217146), (133, 1043268), (228, 608573), (266, 521634), (399, 347756), (532, 260817), (798, 173878), (1596, 86939)]