4945725

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:467

約数の個数: 48

約数和(自身を含む): 9642240

約数和(自身を除く): 4696515

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 431, 459, 675, 765, 1275, 1293, 2155, 2295, 3825, 3879, 6465, 7327, 10775, 11475, 11637, 19395, 21981, 32325, 36635, 58185, 65943, 96975, 109905, 183175, 197829, 290925, 329715, 549525, 989145, 1648575, 4945725]

約数ペア:

[(1, 4945725), (3, 1648575), (5, 989145), (9, 549525), (15, 329715), (17, 290925), (25, 197829), (27, 183175), (45, 109905), (51, 96975), (75, 65943), (85, 58185), (135, 36635), (153, 32325), (225, 21981), (255, 19395), (425, 11637), (431, 11475), (459, 10775), (675, 7327), (765, 6465), (1275, 3879), (1293, 3825), (2155, 2295)]