256856555505

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{418357}}^1$

素因数の和:418498

約数の個数: 48

約数和(自身を含む): 455802714432

約数和(自身を除く): 198946158927

約数列:

[1, 3, 5, 11, 15, 33, 55, 61, 165, 183, 305, 671, 915, 2013, 3355, 3721, 10065, 11163, 18605, 40931, 55815, 122793, 204655, 418357, 613965, 1255071, 2091785, 4601927, 6275355, 13805781, 23009635, 25519777, 69028905, 76559331, 127598885, 280717547, 382796655, 842152641, 1403587735, 1556706397, 4210763205, 4670119191, 7783531985, 17123770367, 23350595955, 51371311101, 85618851835, 256856555505]

約数ペア:

[(1, 256856555505), (3, 85618851835), (5, 51371311101), (11, 23350595955), (15, 17123770367), (33, 7783531985), (55, 4670119191), (61, 4210763205), (165, 1556706397), (183, 1403587735), (305, 842152641), (671, 382796655), (915, 280717547), (2013, 127598885), (3355, 76559331), (3721, 69028905), (10065, 25519777), (11163, 23009635), (18605, 13805781), (40931, 6275355), (55815, 4601927), (122793, 2091785), (204655, 1255071), (418357, 613965)]