7409025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 15233400

約数和(自身を除く): 7824375

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 149, 153, 195, 221, 225, 255, 325, 425, 447, 585, 663, 745, 765, 975, 1105, 1275, 1341, 1937, 1989, 2235, 2533, 2925, 3315, 3725, 3825, 5525, 5811, 6705, 7599, 9685, 9945, 11175, 12665, 16575, 17433, 22797, 29055, 32929, 33525, 37995, 48425, 49725, 63325, 87165, 98787, 113985, 145275, 164645, 189975, 296361, 435825, 493935, 569925, 823225, 1481805, 2469675, 7409025]

約数ペア:

[(1, 7409025), (3, 2469675), (5, 1481805), (9, 823225), (13, 569925), (15, 493935), (17, 435825), (25, 296361), (39, 189975), (45, 164645), (51, 145275), (65, 113985), (75, 98787), (85, 87165), (117, 63325), (149, 49725), (153, 48425), (195, 37995), (221, 33525), (225, 32929), (255, 29055), (325, 22797), (425, 17433), (447, 16575), (585, 12665), (663, 11175), (745, 9945), (765, 9685), (975, 7599), (1105, 6705), (1275, 5811), (1341, 5525), (1937, 3825), (1989, 3725), (2235, 3315), (2533, 2925)]