242254905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{991}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 398069760

約数和(自身を除く): 155814855

約数列:

[1, 3, 5, 15, 43, 129, 215, 379, 645, 991, 1137, 1895, 2973, 4955, 5685, 14865, 16297, 42613, 48891, 81485, 127839, 213065, 244455, 375589, 639195, 1126767, 1877945, 5633835, 16150327, 48450981, 80751635, 242254905]

約数ペア:

[(1, 242254905), (3, 80751635), (5, 48450981), (15, 16150327), (43, 5633835), (129, 1877945), (215, 1126767), (379, 639195), (645, 375589), (991, 244455), (1137, 213065), (1895, 127839), (2973, 81485), (4955, 48891), (5685, 42613), (14865, 16297)]