18213619275

素因数分解:

$3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{3203}}^1$

素因数の和:3545

約数の個数: 72

約数和(自身を含む): 33055027200

約数和(自身を除く): 14841407925

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 127, 199, 225, 381, 597, 635, 995, 1143, 1791, 1905, 2985, 3175, 3203, 4975, 5715, 8955, 9525, 9609, 14925, 16015, 25273, 28575, 28827, 44775, 48045, 75819, 80075, 126365, 144135, 227457, 240225, 379095, 406781, 631825, 637397, 720675, 1137285, 1220343, 1895475, 1912191, 2033905, 3186985, 3661029, 5686425, 5736573, 6101715, 9560955, 10169525, 15934925, 18305145, 28682865, 30508575, 47804775, 80949419, 91525725, 143414325, 242848257, 404747095, 728544771, 1214241285, 2023735475, 3642723855, 6071206425, 18213619275]

約数ペア:

[(1, 18213619275), (3, 6071206425), (5, 3642723855), (9, 2023735475), (15, 1214241285), (25, 728544771), (45, 404747095), (75, 242848257), (127, 143414325), (199, 91525725), (225, 80949419), (381, 47804775), (597, 30508575), (635, 28682865), (995, 18305145), (1143, 15934925), (1791, 10169525), (1905, 9560955), (2985, 6101715), (3175, 5736573), (3203, 5686425), (4975, 3661029), (5715, 3186985), (8955, 2033905), (9525, 1912191), (9609, 1895475), (14925, 1220343), (16015, 1137285), (25273, 720675), (28575, 637397), (28827, 631825), (44775, 406781), (48045, 379095), (75819, 240225), (80075, 227457), (126365, 144135)]