219183828479

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{387971}}^1$

素因数の和:388052

約数の個数: 48

約数和(自身を含む): 297217589760

約数和(自身を除く): 78033761281

約数列:

[1, 7, 11, 23, 29, 77, 121, 161, 203, 253, 319, 667, 847, 1771, 2233, 2783, 3509, 4669, 7337, 19481, 24563, 51359, 80707, 387971, 564949, 2715797, 4267681, 8923333, 11251159, 29873767, 46944491, 62463331, 78758113, 98156663, 123762749, 258776657, 328611437, 687096641, 866339243, 1079723293, 1361390239, 1811436599, 2846543227, 7558063051, 9529731673, 19925802589, 31311975497, 219183828479]

約数ペア:

[(1, 219183828479), (7, 31311975497), (11, 19925802589), (23, 9529731673), (29, 7558063051), (77, 2846543227), (121, 1811436599), (161, 1361390239), (203, 1079723293), (253, 866339243), (319, 687096641), (667, 328611437), (847, 258776657), (1771, 123762749), (2233, 98156663), (2783, 78758113), (3509, 62463331), (4669, 46944491), (7337, 29873767), (19481, 11251159), (24563, 8923333), (51359, 4267681), (80707, 2715797), (387971, 564949)]