219652216

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{64301}}^1$

素因数の和:64375

約数の個数: 32

約数和(自身を含む): 478406880

約数和(自身を除く): 258754664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 64301, 128602, 257204, 450107, 514408, 900214, 1800428, 3600856, 3922361, 7844722, 15689444, 27456527, 31378888, 54913054, 109826108, 219652216]

約数ペア:

[(1, 219652216), (2, 109826108), (4, 54913054), (7, 31378888), (8, 27456527), (14, 15689444), (28, 7844722), (56, 3922361), (61, 3600856), (122, 1800428), (244, 900214), (427, 514408), (488, 450107), (854, 257204), (1708, 128602), (3416, 64301)]