389957238

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{22129}}^1$

素因数の和:22237

約数の個数: 48

約数和(自身を含む): 932115600

約数和(自身を除く): 542158362

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 89, 99, 178, 198, 267, 534, 801, 979, 1602, 1958, 2937, 5874, 8811, 17622, 22129, 44258, 66387, 132774, 199161, 243419, 398322, 486838, 730257, 1460514, 1969481, 2190771, 3938962, 4381542, 5908443, 11816886, 17725329, 21664291, 35450658, 43328582, 64992873, 129985746, 194978619, 389957238]

約数ペア:

[(1, 389957238), (2, 194978619), (3, 129985746), (6, 64992873), (9, 43328582), (11, 35450658), (18, 21664291), (22, 17725329), (33, 11816886), (66, 5908443), (89, 4381542), (99, 3938962), (178, 2190771), (198, 1969481), (267, 1460514), (534, 730257), (801, 486838), (979, 398322), (1602, 243419), (1958, 199161), (2937, 132774), (5874, 66387), (8811, 44258), (17622, 22129)]