13502825

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 20951040

約数和(自身を除く): 7448215

約数列:

[1, 5, 7, 19, 25, 31, 35, 95, 131, 133, 155, 175, 217, 475, 589, 655, 665, 775, 917, 1085, 2489, 2945, 3275, 3325, 4061, 4123, 4585, 5425, 12445, 14725, 17423, 20305, 20615, 22925, 28427, 62225, 77159, 87115, 101525, 103075, 142135, 385795, 435575, 540113, 710675, 1928975, 2700565, 13502825]

約数ペア:

[(1, 13502825), (5, 2700565), (7, 1928975), (19, 710675), (25, 540113), (31, 435575), (35, 385795), (95, 142135), (131, 103075), (133, 101525), (155, 87115), (175, 77159), (217, 62225), (475, 28427), (589, 22925), (655, 20615), (665, 20305), (775, 17423), (917, 14725), (1085, 12445), (2489, 5425), (2945, 4585), (3275, 4123), (3325, 4061)]