398831774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{3547}}^1$

素因数の和:3848

約数の個数: 32

約数和(自身を含む): 689731200

約数和(自身を除く): 290899426

約数列:

[1, 2, 11, 19, 22, 38, 209, 269, 418, 538, 2959, 3547, 5111, 5918, 7094, 10222, 39017, 56221, 67393, 78034, 112442, 134786, 741323, 954143, 1482646, 1908286, 10495573, 18128717, 20991146, 36257434, 199415887, 398831774]

約数ペア:

[(1, 398831774), (2, 199415887), (11, 36257434), (19, 20991146), (22, 18128717), (38, 10495573), (209, 1908286), (269, 1482646), (418, 954143), (538, 741323), (2959, 134786), (3547, 112442), (5111, 78034), (5918, 67393), (7094, 56221), (10222, 39017)]