25412212

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 54286848

約数和(自身を除く): 28874636

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 197, 238, 271, 394, 476, 542, 788, 1084, 1379, 1897, 2758, 3349, 3794, 4607, 5516, 6698, 7588, 9214, 13396, 18428, 23443, 32249, 46886, 53387, 64498, 93772, 106774, 128996, 213548, 373709, 747418, 907579, 1494836, 1815158, 3630316, 6353053, 12706106, 25412212]

約数ペア:

[(1, 25412212), (2, 12706106), (4, 6353053), (7, 3630316), (14, 1815158), (17, 1494836), (28, 907579), (34, 747418), (68, 373709), (119, 213548), (197, 128996), (238, 106774), (271, 93772), (394, 64498), (476, 53387), (542, 46886), (788, 32249), (1084, 23443), (1379, 18428), (1897, 13396), (2758, 9214), (3349, 7588), (3794, 6698), (4607, 5516)]