29769975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 58090032

約数和(自身を除く): 28320057

約数列:

[1, 3, 5, 9, 15, 17, 25, 43, 45, 51, 75, 85, 129, 153, 181, 215, 225, 255, 387, 425, 543, 645, 731, 765, 905, 1075, 1275, 1629, 1935, 2193, 2715, 3077, 3225, 3655, 3825, 4525, 6579, 7783, 8145, 9231, 9675, 10965, 13575, 15385, 18275, 23349, 27693, 32895, 38915, 40725, 46155, 54825, 70047, 76925, 116745, 132311, 138465, 164475, 194575, 230775, 350235, 396933, 583725, 661555, 692325, 1190799, 1751175, 1984665, 3307775, 5953995, 9923325, 29769975]

約数ペア:

[(1, 29769975), (3, 9923325), (5, 5953995), (9, 3307775), (15, 1984665), (17, 1751175), (25, 1190799), (43, 692325), (45, 661555), (51, 583725), (75, 396933), (85, 350235), (129, 230775), (153, 194575), (181, 164475), (215, 138465), (225, 132311), (255, 116745), (387, 76925), (425, 70047), (543, 54825), (645, 46155), (731, 40725), (765, 38915), (905, 32895), (1075, 27693), (1275, 23349), (1629, 18275), (1935, 15385), (2193, 13575), (2715, 10965), (3077, 9675), (3225, 9231), (3655, 8145), (3825, 7783), (4525, 6579)]