25289901

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 80

約数和(自身を含む): 48136704

約数和(自身を除く): 22846803

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 47, 63, 73, 81, 91, 117, 141, 189, 219, 273, 329, 351, 423, 511, 567, 611, 657, 819, 949, 987, 1053, 1269, 1533, 1833, 1971, 2457, 2847, 2961, 3431, 3807, 4277, 4599, 5499, 5913, 6643, 7371, 8541, 8883, 10293, 12831, 13797, 16497, 19929, 24017, 25623, 26649, 30879, 38493, 41391, 44603, 49491, 59787, 72051, 76869, 92637, 115479, 133809, 179361, 216153, 277911, 312221, 346437, 401427, 538083, 648459, 936663, 1204281, 1945377, 2809989, 3612843, 8429967, 25289901]

約数ペア:

[(1, 25289901), (3, 8429967), (7, 3612843), (9, 2809989), (13, 1945377), (21, 1204281), (27, 936663), (39, 648459), (47, 538083), (63, 401427), (73, 346437), (81, 312221), (91, 277911), (117, 216153), (141, 179361), (189, 133809), (219, 115479), (273, 92637), (329, 76869), (351, 72051), (423, 59787), (511, 49491), (567, 44603), (611, 41391), (657, 38493), (819, 30879), (949, 26649), (987, 25623), (1053, 24017), (1269, 19929), (1533, 16497), (1833, 13797), (1971, 12831), (2457, 10293), (2847, 8883), (2961, 8541), (3431, 7371), (3807, 6643), (4277, 5913), (4599, 5499)]