28562274

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 128

約数和(自身を含む): 74995200

約数和(自身を除く): 46432926

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 29, 39, 46, 54, 58, 61, 69, 78, 87, 117, 122, 138, 174, 183, 207, 234, 261, 299, 351, 366, 377, 414, 522, 549, 598, 621, 667, 702, 754, 783, 793, 897, 1098, 1131, 1242, 1334, 1403, 1566, 1586, 1647, 1769, 1794, 2001, 2262, 2379, 2691, 2806, 3294, 3393, 3538, 4002, 4209, 4758, 5307, 5382, 6003, 6786, 7137, 8073, 8418, 8671, 10179, 10614, 12006, 12627, 14274, 15921, 16146, 17342, 18009, 18239, 20358, 21411, 22997, 25254, 26013, 31842, 36018, 36478, 37881, 40687, 42822, 45994, 47763, 52026, 54717, 68991, 75762, 78039, 81374, 95526, 109434, 122061, 137982, 156078, 164151, 206973, 234117, 244122, 328302, 366183, 413946, 468234, 492453, 528931, 620919, 732366, 984906, 1057862, 1098549, 1241838, 1586793, 2197098, 3173586, 4760379, 9520758, 14281137, 28562274]

約数ペア:

[(1, 28562274), (2, 14281137), (3, 9520758), (6, 4760379), (9, 3173586), (13, 2197098), (18, 1586793), (23, 1241838), (26, 1098549), (27, 1057862), (29, 984906), (39, 732366), (46, 620919), (54, 528931), (58, 492453), (61, 468234), (69, 413946), (78, 366183), (87, 328302), (117, 244122), (122, 234117), (138, 206973), (174, 164151), (183, 156078), (207, 137982), (234, 122061), (261, 109434), (299, 95526), (351, 81374), (366, 78039), (377, 75762), (414, 68991), (522, 54717), (549, 52026), (598, 47763), (621, 45994), (667, 42822), (702, 40687), (754, 37881), (783, 36478), (793, 36018), (897, 31842), (1098, 26013), (1131, 25254), (1242, 22997), (1334, 21411), (1403, 20358), (1566, 18239), (1586, 18009), (1647, 17342), (1769, 16146), (1794, 15921), (2001, 14274), (2262, 12627), (2379, 12006), (2691, 10614), (2806, 10179), (3294, 8671), (3393, 8418), (3538, 8073), (4002, 7137), (4209, 6786), (4758, 6003), (5307, 5382)]