1999291275

素因数分解:

$3^3\times 5^2\times {\mathrm{179}}^1\times {\mathrm{16547}}^1$

素因数の和:16745

約数の個数: 48

約数和(自身を含む): 3693513600

約数和(自身を除く): 1694222325

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 179, 225, 537, 675, 895, 1611, 2685, 4475, 4833, 8055, 13425, 16547, 24165, 40275, 49641, 82735, 120825, 148923, 248205, 413675, 446769, 744615, 1241025, 2233845, 2961913, 3723075, 8885739, 11169225, 14809565, 26657217, 44428695, 74047825, 79971651, 133286085, 222143475, 399858255, 666430425, 1999291275]

約数ペア:

[(1, 1999291275), (3, 666430425), (5, 399858255), (9, 222143475), (15, 133286085), (25, 79971651), (27, 74047825), (45, 44428695), (75, 26657217), (135, 14809565), (179, 11169225), (225, 8885739), (537, 3723075), (675, 2961913), (895, 2233845), (1611, 1241025), (2685, 744615), (4475, 446769), (4833, 413675), (8055, 248205), (13425, 148923), (16547, 120825), (24165, 82735), (40275, 49641)]