214968825

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1307}}^1$

素因数の和:1383

約数の個数: 72

約数和(自身を含む): 417482208

約数和(自身を除く): 202513383

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, 1075, 1275, 1307, 1935, 2193, 3225, 3655, 3825, 3921, 6535, 6579, 9675, 10965, 11763, 18275, 19605, 22219, 32675, 32895, 54825, 56201, 58815, 66657, 98025, 111095, 164475, 168603, 199971, 281005, 294075, 333285, 505809, 555475, 843015, 955417, 999855, 1405025, 1666425, 2529045, 2866251, 4215075, 4777085, 4999275, 8598753, 12645225, 14331255, 23885425, 42993765, 71656275, 214968825]

約数ペア:

[(1, 214968825), (3, 71656275), (5, 42993765), (9, 23885425), (15, 14331255), (17, 12645225), (25, 8598753), (43, 4999275), (45, 4777085), (51, 4215075), (75, 2866251), (85, 2529045), (129, 1666425), (153, 1405025), (215, 999855), (225, 955417), (255, 843015), (387, 555475), (425, 505809), (645, 333285), (731, 294075), (765, 281005), (1075, 199971), (1275, 168603), (1307, 164475), (1935, 111095), (2193, 98025), (3225, 66657), (3655, 58815), (3825, 56201), (3921, 54825), (6535, 32895), (6579, 32675), (9675, 22219), (10965, 19605), (11763, 18275)]