28942910416

素因数分解:

$2^4\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1138409}}^1$

素因数の和:1138651

約数の個数: 40

約数和(自身を含む): 64370255040

約数和(自身を除く): 35427344624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 227, 454, 908, 1589, 1816, 3178, 3632, 6356, 12712, 25424, 1138409, 2276818, 4553636, 7968863, 9107272, 15937726, 18214544, 31875452, 63750904, 127501808, 258418843, 516837686, 1033675372, 1808931901, 2067350744, 3617863802, 4134701488, 7235727604, 14471455208, 28942910416]

約数ペア:

[(1, 28942910416), (2, 14471455208), (4, 7235727604), (7, 4134701488), (8, 3617863802), (14, 2067350744), (16, 1808931901), (28, 1033675372), (56, 516837686), (112, 258418843), (227, 127501808), (454, 63750904), (908, 31875452), (1589, 18214544), (1816, 15937726), (3178, 9107272), (3632, 7968863), (6356, 4553636), (12712, 2276818), (25424, 1138409)]