686208094

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1249}}^1$

素因数の和:1405

約数の個数: 64

約数和(自身を含む): 1292760000

約数和(自身を除く): 606551906

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 113, 143, 187, 221, 226, 286, 374, 442, 1243, 1249, 1469, 1921, 2431, 2486, 2498, 2938, 3842, 4862, 13739, 16159, 16237, 21131, 21233, 24973, 27478, 32318, 32474, 42262, 42466, 49946, 141137, 178607, 233563, 274703, 276029, 282274, 357214, 467126, 549406, 552058, 1552507, 1834781, 2399329, 3036319, 3105014, 3669562, 4798658, 6072638, 20182591, 26392619, 31191277, 40365182, 52785238, 62382554, 343104047, 686208094]

約数ペア:

[(1, 686208094), (2, 343104047), (11, 62382554), (13, 52785238), (17, 40365182), (22, 31191277), (26, 26392619), (34, 20182591), (113, 6072638), (143, 4798658), (187, 3669562), (221, 3105014), (226, 3036319), (286, 2399329), (374, 1834781), (442, 1552507), (1243, 552058), (1249, 549406), (1469, 467126), (1921, 357214), (2431, 282274), (2486, 276029), (2498, 274703), (2938, 233563), (3842, 178607), (4862, 141137), (13739, 49946), (16159, 42466), (16237, 42262), (21131, 32474), (21233, 32318), (24973, 27478)]