28258398

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 74880000

約数和(自身を除く): 46621602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 49, 63, 69, 98, 126, 138, 147, 161, 199, 207, 294, 322, 343, 398, 414, 441, 483, 597, 686, 882, 966, 1029, 1127, 1194, 1393, 1449, 1791, 2058, 2254, 2786, 2898, 3087, 3381, 3582, 4179, 4577, 6174, 6762, 7889, 8358, 9154, 9751, 10143, 12537, 13731, 15778, 19502, 20286, 23667, 25074, 27462, 29253, 32039, 41193, 47334, 58506, 64078, 68257, 71001, 82386, 87759, 96117, 136514, 142002, 175518, 192234, 204771, 224273, 288351, 409542, 448546, 576702, 614313, 672819, 1228626, 1345638, 1569911, 2018457, 3139822, 4036914, 4709733, 9419466, 14129199, 28258398]

約数ペア:

[(1, 28258398), (2, 14129199), (3, 9419466), (6, 4709733), (7, 4036914), (9, 3139822), (14, 2018457), (18, 1569911), (21, 1345638), (23, 1228626), (42, 672819), (46, 614313), (49, 576702), (63, 448546), (69, 409542), (98, 288351), (126, 224273), (138, 204771), (147, 192234), (161, 175518), (199, 142002), (207, 136514), (294, 96117), (322, 87759), (343, 82386), (398, 71001), (414, 68257), (441, 64078), (483, 58506), (597, 47334), (686, 41193), (882, 32039), (966, 29253), (1029, 27462), (1127, 25074), (1194, 23667), (1393, 20286), (1449, 19502), (1791, 15778), (2058, 13731), (2254, 12537), (2786, 10143), (2898, 9751), (3087, 9154), (3381, 8358), (3582, 7889), (4179, 6762), (4577, 6174)]