12723225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{587}}^1$

素因数の和:634

約数の個数: 36

約数和(自身を含む): 22383984

約数和(自身を除く): 9660759

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 289, 425, 587, 867, 1275, 1445, 1761, 2935, 4335, 7225, 8805, 9979, 14675, 21675, 29937, 44025, 49895, 149685, 169643, 249475, 508929, 748425, 848215, 2544645, 4241075, 12723225]

約数ペア:

[(1, 12723225), (3, 4241075), (5, 2544645), (15, 848215), (17, 748425), (25, 508929), (51, 249475), (75, 169643), (85, 149685), (255, 49895), (289, 44025), (425, 29937), (587, 21675), (867, 14675), (1275, 9979), (1445, 8805), (1761, 7225), (2935, 4335)]