217366947

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6547}}^1$

素因数の和:6608

約数の個数: 48

約数和(自身を含む): 392251392

約数和(自身を除く): 174884445

約数列:

[1, 3, 7, 9, 17, 21, 31, 51, 63, 93, 119, 153, 217, 279, 357, 527, 651, 1071, 1581, 1953, 3689, 4743, 6547, 11067, 19641, 33201, 45829, 58923, 111299, 137487, 202957, 333897, 412461, 608871, 779093, 1001691, 1420699, 1826613, 2337279, 3450269, 4262097, 7011837, 10350807, 12786291, 24151883, 31052421, 72455649, 217366947]

約数ペア:

[(1, 217366947), (3, 72455649), (7, 31052421), (9, 24151883), (17, 12786291), (21, 10350807), (31, 7011837), (51, 4262097), (63, 3450269), (93, 2337279), (119, 1826613), (153, 1420699), (217, 1001691), (279, 779093), (357, 608871), (527, 412461), (651, 333897), (1071, 202957), (1581, 137487), (1953, 111299), (3689, 58923), (4743, 45829), (6547, 33201), (11067, 19641)]