205374631

素因数分解:

$7^2\times {\mathrm{11}}^3\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 272374272

約数和(自身を除く): 66999641

約数列:

[1, 7, 11, 47, 49, 67, 77, 121, 329, 469, 517, 539, 737, 847, 1331, 2303, 3149, 3283, 3619, 5159, 5687, 5929, 8107, 9317, 22043, 25333, 34639, 36113, 39809, 56749, 62557, 65219, 89177, 154301, 242473, 278663, 381029, 397243, 437899, 624239, 1697311, 2667203, 3065293, 4191319, 4369673, 18670421, 29339233, 205374631]

約数ペア:

[(1, 205374631), (7, 29339233), (11, 18670421), (47, 4369673), (49, 4191319), (67, 3065293), (77, 2667203), (121, 1697311), (329, 624239), (469, 437899), (517, 397243), (539, 381029), (737, 278663), (847, 242473), (1331, 154301), (2303, 89177), (3149, 65219), (3283, 62557), (3619, 56749), (5159, 39809), (5687, 36113), (5929, 34639), (8107, 25333), (9317, 22043)]