257047266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{6120173}}^1$

素因数の和:6120185

約数の個数: 16

約数和(自身を含む): 587536704

約数和(自身を除く): 330489438

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 6120173, 12240346, 18360519, 36721038, 42841211, 85682422, 128523633, 257047266]

約数ペア:

[(1, 257047266), (2, 128523633), (3, 85682422), (6, 42841211), (7, 36721038), (14, 18360519), (21, 12240346), (42, 6120173)]