30708755

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 48045312

約数和(自身を除く): 17336557

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 83, 155, 217, 341, 385, 415, 581, 913, 961, 1085, 1705, 2387, 2573, 2905, 4565, 4805, 6391, 6727, 10571, 11935, 12865, 18011, 28303, 31955, 33635, 52855, 73997, 79763, 90055, 141515, 198121, 369985, 398815, 558341, 877393, 990605, 2791705, 4386965, 6141751, 30708755]

約数ペア:

[(1, 30708755), (5, 6141751), (7, 4386965), (11, 2791705), (31, 990605), (35, 877393), (55, 558341), (77, 398815), (83, 369985), (155, 198121), (217, 141515), (341, 90055), (385, 79763), (415, 73997), (581, 52855), (913, 33635), (961, 31955), (1085, 28303), (1705, 18011), (2387, 12865), (2573, 11935), (2905, 10571), (4565, 6727), (4805, 6391)]