13749175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 36

約数和(自身を含む): 19871496

約数和(自身を除く): 6122321

約数列:

[1, 5, 11, 17, 25, 55, 85, 173, 187, 275, 289, 425, 865, 935, 1445, 1903, 2941, 3179, 4325, 4675, 7225, 9515, 14705, 15895, 32351, 47575, 49997, 73525, 79475, 161755, 249985, 549967, 808775, 1249925, 2749835, 13749175]

約数ペア:

[(1, 13749175), (5, 2749835), (11, 1249925), (17, 808775), (25, 549967), (55, 249985), (85, 161755), (173, 79475), (187, 73525), (275, 49997), (289, 47575), (425, 32351), (865, 15895), (935, 14705), (1445, 9515), (1903, 7225), (2941, 4675), (3179, 4325)]