257856258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{205627}}^1$

素因数の和:205662

約数の個数: 32

約数和(自身を含む): 592208640

約数和(自身を除く): 334352382

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 205627, 411254, 616881, 1233762, 2261897, 3906913, 4523794, 6785691, 7813826, 11720739, 13571382, 23441478, 42976043, 85952086, 128928129, 257856258]

約数ペア:

[(1, 257856258), (2, 128928129), (3, 85952086), (6, 42976043), (11, 23441478), (19, 13571382), (22, 11720739), (33, 7813826), (38, 6785691), (57, 4523794), (66, 3906913), (114, 2261897), (209, 1233762), (418, 616881), (627, 411254), (1254, 205627)]