215492088

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{971}}^1\times {\mathrm{1321}}^1$

素因数の和:2308

約数の個数: 64

約数和(自身を含む): 616792320

約数和(自身を除く): 401300232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 971, 1321, 1942, 2642, 2913, 3884, 3963, 5284, 5826, 6797, 7768, 7926, 9247, 10568, 11652, 13594, 15852, 18494, 20391, 23304, 27188, 27741, 31704, 36988, 40782, 54376, 55482, 73976, 81564, 110964, 163128, 221928, 1282691, 2565382, 3848073, 5130764, 7696146, 8978837, 10261528, 15392292, 17957674, 26936511, 30784584, 35915348, 53873022, 71830696, 107746044, 215492088]

約数ペア:

[(1, 215492088), (2, 107746044), (3, 71830696), (4, 53873022), (6, 35915348), (7, 30784584), (8, 26936511), (12, 17957674), (14, 15392292), (21, 10261528), (24, 8978837), (28, 7696146), (42, 5130764), (56, 3848073), (84, 2565382), (168, 1282691), (971, 221928), (1321, 163128), (1942, 110964), (2642, 81564), (2913, 73976), (3884, 55482), (3963, 54376), (5284, 40782), (5826, 36988), (6797, 31704), (7768, 27741), (7926, 27188), (9247, 23304), (10568, 20391), (11652, 18494), (13594, 15852)]