220149244

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^2\times {\mathrm{2113}}^1$

素因数の和:2246

約数の個数: 36

約数和(自身を含む): 447846672

約数和(自身を除く): 227697428

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 2113, 3721, 4226, 7442, 8452, 14791, 14884, 26047, 29582, 52094, 59164, 104188, 128893, 257786, 515572, 902251, 1804502, 3609004, 7862473, 15724946, 31449892, 55037311, 110074622, 220149244]

約数ペア:

[(1, 220149244), (2, 110074622), (4, 55037311), (7, 31449892), (14, 15724946), (28, 7862473), (61, 3609004), (122, 1804502), (244, 902251), (427, 515572), (854, 257786), (1708, 128893), (2113, 104188), (3721, 59164), (4226, 52094), (7442, 29582), (8452, 26047), (14791, 14884)]