28189098

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{547}}^1$

素因数の和:971

約数の個数: 48

約数和(自身を含む): 70100160

約数和(自身を除く): 41911062

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 409, 547, 818, 1094, 1227, 1641, 2454, 2863, 3282, 3681, 3829, 4923, 5726, 7362, 7658, 8589, 9846, 11487, 17178, 22974, 25767, 34461, 51534, 68922, 223723, 447446, 671169, 1342338, 1566061, 2013507, 3132122, 4027014, 4698183, 9396366, 14094549, 28189098]

約数ペア:

[(1, 28189098), (2, 14094549), (3, 9396366), (6, 4698183), (7, 4027014), (9, 3132122), (14, 2013507), (18, 1566061), (21, 1342338), (42, 671169), (63, 447446), (126, 223723), (409, 68922), (547, 51534), (818, 34461), (1094, 25767), (1227, 22974), (1641, 17178), (2454, 11487), (2863, 9846), (3282, 8589), (3681, 7658), (3829, 7362), (4923, 5726)]