13864775

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 19414680

約数和(自身を除く): 5549905

約数列:

[1, 5, 17, 19, 25, 85, 95, 101, 289, 323, 425, 475, 505, 1445, 1615, 1717, 1919, 2525, 5491, 7225, 8075, 8585, 9595, 27455, 29189, 32623, 42925, 47975, 137275, 145945, 163115, 554591, 729725, 815575, 2772955, 13864775]

約数ペア:

[(1, 13864775), (5, 2772955), (17, 815575), (19, 729725), (25, 554591), (85, 163115), (95, 145945), (101, 137275), (289, 47975), (323, 42925), (425, 32623), (475, 29189), (505, 27455), (1445, 9595), (1615, 8585), (1717, 8075), (1919, 7225), (2525, 5491)]