27191458

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 47779200

約数和(自身を除く): 20587742

約数列:

[1, 2, 7, 14, 89, 139, 157, 178, 278, 314, 623, 973, 1099, 1246, 1946, 2198, 12371, 13973, 21823, 24742, 27946, 43646, 86597, 97811, 152761, 173194, 195622, 305522, 1942247, 3884494, 13595729, 27191458]

約数ペア:

[(1, 27191458), (2, 13595729), (7, 3884494), (14, 1942247), (89, 305522), (139, 195622), (157, 173194), (178, 152761), (278, 97811), (314, 86597), (623, 43646), (973, 27946), (1099, 24742), (1246, 21823), (1946, 13973), (2198, 12371)]