390896422

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{128669}}^1$

素因数の和:128716

約数の個数: 24

約数和(自身を含む): 704082240

約数和(自身を除く): 313185818

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 128669, 257338, 900683, 1801366, 3988739, 6304781, 7977478, 12609562, 27921173, 55842346, 195448211, 390896422]

約数ペア:

[(1, 390896422), (2, 195448211), (7, 55842346), (14, 27921173), (31, 12609562), (49, 7977478), (62, 6304781), (98, 3988739), (217, 1801366), (434, 900683), (1519, 257338), (3038, 128669)]