23257619

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 7224301

約数列:

[1, 7, 11, 41, 53, 77, 139, 287, 371, 451, 583, 973, 1529, 2173, 3157, 4081, 5699, 7367, 10703, 15211, 23903, 39893, 51569, 62689, 81037, 167321, 302047, 438823, 567259, 2114329, 3322517, 23257619]

約数ペア:

[(1, 23257619), (7, 3322517), (11, 2114329), (41, 567259), (53, 438823), (77, 302047), (139, 167321), (287, 81037), (371, 62689), (451, 51569), (583, 39893), (973, 23903), (1529, 15211), (2173, 10703), (3157, 7367), (4081, 5699)]