138295619

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 187944960

約数和(自身を除く): 49649341

約数列:

[1, 7, 11, 23, 31, 77, 121, 161, 217, 229, 253, 341, 713, 847, 1603, 1771, 2387, 2519, 2783, 3751, 4991, 5267, 7099, 7843, 17633, 19481, 26257, 27709, 36869, 49693, 54901, 57937, 78089, 86273, 163277, 193963, 405559, 546623, 603911, 637307, 858979, 1142939, 1796047, 4461149, 6012853, 12572329, 19756517, 138295619]

約数ペア:

[(1, 138295619), (7, 19756517), (11, 12572329), (23, 6012853), (31, 4461149), (77, 1796047), (121, 1142939), (161, 858979), (217, 637307), (229, 603911), (253, 546623), (341, 405559), (713, 193963), (847, 163277), (1603, 86273), (1771, 78089), (2387, 57937), (2519, 54901), (2783, 49693), (3751, 36869), (4991, 27709), (5267, 26257), (7099, 19481), (7843, 17633)]