149178825

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:983

約数の個数: 72

約数和(自身を含む): 289811808

約数和(自身を除く): 140632983

約数列:

[1, 3, 5, 9, 15, 17, 25, 43, 45, 51, 75, 85, 129, 153, 215, 225, 255, 387, 425, 645, 731, 765, 907, 1075, 1275, 1935, 2193, 2721, 3225, 3655, 3825, 4535, 6579, 8163, 9675, 10965, 13605, 15419, 18275, 22675, 32895, 39001, 40815, 46257, 54825, 68025, 77095, 117003, 138771, 164475, 195005, 204075, 231285, 351009, 385475, 585015, 663017, 693855, 975025, 1156425, 1755045, 1989051, 2925075, 3315085, 3469275, 5967153, 8775225, 9945255, 16575425, 29835765, 49726275, 149178825]

約数ペア:

[(1, 149178825), (3, 49726275), (5, 29835765), (9, 16575425), (15, 9945255), (17, 8775225), (25, 5967153), (43, 3469275), (45, 3315085), (51, 2925075), (75, 1989051), (85, 1755045), (129, 1156425), (153, 975025), (215, 693855), (225, 663017), (255, 585015), (387, 385475), (425, 351009), (645, 231285), (731, 204075), (765, 195005), (907, 164475), (1075, 138771), (1275, 117003), (1935, 77095), (2193, 68025), (2721, 54825), (3225, 46257), (3655, 40815), (3825, 39001), (4535, 32895), (6579, 22675), (8163, 18275), (9675, 15419), (10965, 13605)]