131396118

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{199}}^2$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 305671680

約数和(自身を除く): 174275562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 199, 237, 398, 474, 553, 597, 1106, 1194, 1393, 1659, 2786, 3318, 4179, 8358, 15721, 31442, 39601, 47163, 79202, 94326, 110047, 118803, 220094, 237606, 277207, 330141, 554414, 660282, 831621, 1663242, 3128479, 6256958, 9385437, 18770874, 21899353, 43798706, 65698059, 131396118]

約数ペア:

[(1, 131396118), (2, 65698059), (3, 43798706), (6, 21899353), (7, 18770874), (14, 9385437), (21, 6256958), (42, 3128479), (79, 1663242), (158, 831621), (199, 660282), (237, 554414), (398, 330141), (474, 277207), (553, 237606), (597, 220094), (1106, 118803), (1194, 110047), (1393, 94326), (1659, 79202), (2786, 47163), (3318, 39601), (4179, 31442), (8358, 15721)]