128980242

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{18233}}^1$

素因数の和:18375

約数の個数: 32

約数和(自身を含む): 288826560

約数和(自身を除く): 159846318

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 262, 393, 786, 1179, 2358, 3537, 7074, 18233, 36466, 54699, 109398, 164097, 328194, 492291, 984582, 2388523, 4777046, 7165569, 14331138, 21496707, 42993414, 64490121, 128980242]

約数ペア:

[(1, 128980242), (2, 64490121), (3, 42993414), (6, 21496707), (9, 14331138), (18, 7165569), (27, 4777046), (54, 2388523), (131, 984582), (262, 492291), (393, 328194), (786, 164097), (1179, 109398), (2358, 54699), (3537, 36466), (7074, 18233)]