388819438

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{5737}}^1$

素因数の和:5896

約数の個数: 32

約数和(自身を含む): 687458304

約数和(自身を除く): 298638866

約数列:

[1, 2, 7, 14, 47, 94, 103, 206, 329, 658, 721, 1442, 4841, 5737, 9682, 11474, 33887, 40159, 67774, 80318, 269639, 539278, 590911, 1181822, 1887473, 3774946, 4136377, 8272754, 27772817, 55545634, 194409719, 388819438]

約数ペア:

[(1, 388819438), (2, 194409719), (7, 55545634), (14, 27772817), (47, 8272754), (94, 4136377), (103, 3774946), (206, 1887473), (329, 1181822), (658, 590911), (721, 539278), (1442, 269639), (4841, 80318), (5737, 67774), (9682, 40159), (11474, 33887)]