19262925

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 38726688

約数和(自身を除く): 19463763

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 43, 45, 55, 75, 99, 129, 165, 181, 215, 225, 275, 387, 473, 495, 543, 645, 825, 905, 1075, 1419, 1629, 1935, 1991, 2365, 2475, 2715, 3225, 4257, 4525, 5973, 7095, 7783, 8145, 9675, 9955, 11825, 13575, 17919, 21285, 23349, 29865, 35475, 38915, 40725, 49775, 70047, 85613, 89595, 106425, 116745, 149325, 194575, 256839, 350235, 428065, 447975, 583725, 770517, 1284195, 1751175, 2140325, 3852585, 6420975, 19262925]

約数ペア:

[(1, 19262925), (3, 6420975), (5, 3852585), (9, 2140325), (11, 1751175), (15, 1284195), (25, 770517), (33, 583725), (43, 447975), (45, 428065), (55, 350235), (75, 256839), (99, 194575), (129, 149325), (165, 116745), (181, 106425), (215, 89595), (225, 85613), (275, 70047), (387, 49775), (473, 40725), (495, 38915), (543, 35475), (645, 29865), (825, 23349), (905, 21285), (1075, 17919), (1419, 13575), (1629, 11825), (1935, 9955), (1991, 9675), (2365, 8145), (2475, 7783), (2715, 7095), (3225, 5973), (4257, 4525)]