81341658

素因数分解:

$2^1\times 3^4\times {\mathrm{347}}^1\times {\mathrm{1447}}^1$

素因数の和:1808

約数の個数: 40

約数和(自身を含む): 182917152

約数和(自身を除く): 101575494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 347, 694, 1041, 1447, 2082, 2894, 3123, 4341, 6246, 8682, 9369, 13023, 18738, 26046, 28107, 39069, 56214, 78138, 117207, 234414, 502109, 1004218, 1506327, 3012654, 4518981, 9037962, 13556943, 27113886, 40670829, 81341658]

約数ペア:

[(1, 81341658), (2, 40670829), (3, 27113886), (6, 13556943), (9, 9037962), (18, 4518981), (27, 3012654), (54, 1506327), (81, 1004218), (162, 502109), (347, 234414), (694, 117207), (1041, 78138), (1447, 56214), (2082, 39069), (2894, 28107), (3123, 26046), (4341, 18738), (6246, 13023), (8682, 9369)]