289375926

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1\times {\mathrm{647}}^1$

素因数の和:1145

約数の個数: 64

約数和(自身を含む): 692748288

約数和(自身を除く): 403372362

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 463, 483, 647, 926, 966, 1294, 1389, 1941, 2778, 3241, 3882, 4529, 6482, 9058, 9723, 10649, 13587, 14881, 19446, 21298, 27174, 29762, 31947, 44643, 63894, 74543, 89286, 104167, 149086, 208334, 223629, 299561, 312501, 447258, 599122, 625002, 898683, 1797366, 2096927, 4193854, 6290781, 6889903, 12581562, 13779806, 20669709, 41339418, 48229321, 96458642, 144687963, 289375926]

約数ペア:

[(1, 289375926), (2, 144687963), (3, 96458642), (6, 48229321), (7, 41339418), (14, 20669709), (21, 13779806), (23, 12581562), (42, 6889903), (46, 6290781), (69, 4193854), (138, 2096927), (161, 1797366), (322, 898683), (463, 625002), (483, 599122), (647, 447258), (926, 312501), (966, 299561), (1294, 223629), (1389, 208334), (1941, 149086), (2778, 104167), (3241, 89286), (3882, 74543), (4529, 63894), (6482, 44643), (9058, 31947), (9723, 29762), (10649, 27174), (13587, 21298), (14881, 19446)]