7845438

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 16531200

約数和(自身を除く): 8685762

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 139, 278, 409, 417, 818, 834, 1227, 2454, 3197, 6394, 9407, 9591, 18814, 19182, 28221, 56442, 56851, 113702, 170553, 341106, 1307573, 2615146, 3922719, 7845438]

約数ペア:

[(1, 7845438), (2, 3922719), (3, 2615146), (6, 1307573), (23, 341106), (46, 170553), (69, 113702), (138, 56851), (139, 56442), (278, 28221), (409, 19182), (417, 18814), (818, 9591), (834, 9407), (1227, 6394), (2454, 3197)]