55990605

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19961}}^1$

素因数の和:19997

約数の個数: 32

約数和(自身を含む): 103483008

約数和(自身を除く): 47492403

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 19961, 59883, 99805, 219571, 299415, 339337, 658713, 1018011, 1097855, 1696685, 3293565, 3732707, 5090055, 11198121, 18663535, 55990605]

約数ペア:

[(1, 55990605), (3, 18663535), (5, 11198121), (11, 5090055), (15, 3732707), (17, 3293565), (33, 1696685), (51, 1097855), (55, 1018011), (85, 658713), (165, 339337), (187, 299415), (255, 219571), (561, 99805), (935, 59883), (2805, 19961)]