229791742

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 363686400

約数和(自身を除く): 133894658

約数列:

[1, 2, 43, 47, 86, 94, 139, 278, 409, 818, 2021, 4042, 5977, 6533, 11954, 13066, 17587, 19223, 35174, 38446, 56851, 113702, 280919, 561838, 826589, 1653178, 2444593, 2671997, 4889186, 5343994, 114895871, 229791742]

約数ペア:

[(1, 229791742), (2, 114895871), (43, 5343994), (47, 4889186), (86, 2671997), (94, 2444593), (139, 1653178), (278, 826589), (409, 561838), (818, 280919), (2021, 113702), (4042, 56851), (5977, 38446), (6533, 35174), (11954, 19223), (13066, 17587)]