138300190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27827}}^1$

素因数の和:27912

約数の個数: 32

約数和(自身を含む): 288520704

約数和(自身を除く): 150220514

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 27827, 55654, 139135, 194789, 278270, 389578, 973945, 1947890, 1975717, 3951434, 9878585, 13830019, 19757170, 27660038, 69150095, 138300190]

約数ペア:

[(1, 138300190), (2, 69150095), (5, 27660038), (7, 19757170), (10, 13830019), (14, 9878585), (35, 3951434), (70, 1975717), (71, 1947890), (142, 973945), (355, 389578), (497, 278270), (710, 194789), (994, 139135), (2485, 55654), (4970, 27827)]