12978848

素因数分解:

$2^5\times {\mathrm{61}}^2\times {\mathrm{109}}^1$

素因数の和:241

約数の個数: 36

約数和(自身を含む): 26216190

約数和(自身を除く): 13237342

約数列:

[1, 2, 4, 8, 16, 32, 61, 109, 122, 218, 244, 436, 488, 872, 976, 1744, 1952, 3488, 3721, 6649, 7442, 13298, 14884, 26596, 29768, 53192, 59536, 106384, 119072, 212768, 405589, 811178, 1622356, 3244712, 6489424, 12978848]

約数ペア:

[(1, 12978848), (2, 6489424), (4, 3244712), (8, 1622356), (16, 811178), (32, 405589), (61, 212768), (109, 119072), (122, 106384), (218, 59536), (244, 53192), (436, 29768), (488, 26596), (872, 14884), (976, 13298), (1744, 7442), (1952, 6649), (3488, 3721)]