255395644

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{68581}}^1$

素因数の和:68618

約数の個数: 36

約数和(自身を含む): 547284360

約数和(自身を除く): 291888716

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 68581, 137162, 274324, 480067, 960134, 1303039, 1920268, 2606078, 3360469, 5212156, 6720938, 9121273, 13441876, 18242546, 36485092, 63848911, 127697822, 255395644]

約数ペア:

[(1, 255395644), (2, 127697822), (4, 63848911), (7, 36485092), (14, 18242546), (19, 13441876), (28, 9121273), (38, 6720938), (49, 5212156), (76, 3360469), (98, 2606078), (133, 1920268), (196, 1303039), (266, 960134), (532, 480067), (931, 274324), (1862, 137162), (3724, 68581)]