81605342

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23599}}^1$

素因数の和:23640

約数の個数: 32

約数和(自身を含む): 158592000

約数和(自身を除く): 76986658

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 23599, 47198, 165193, 306787, 330386, 448381, 613574, 896762, 2147509, 3138667, 4295018, 5828953, 6277334, 11657906, 40802671, 81605342]

約数ペア:

[(1, 81605342), (2, 40802671), (7, 11657906), (13, 6277334), (14, 5828953), (19, 4295018), (26, 3138667), (38, 2147509), (91, 896762), (133, 613574), (182, 448381), (247, 330386), (266, 306787), (494, 165193), (1729, 47198), (3458, 23599)]