156774135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{17989}}^1$

素因数の和:18087

約数の個数: 32

約数和(自身を含む): 290142720

約数和(自身を除く): 133368585

約数列:

[1, 3, 5, 7, 15, 21, 35, 83, 105, 249, 415, 581, 1245, 1743, 2905, 8715, 17989, 53967, 89945, 125923, 269835, 377769, 629615, 1493087, 1888845, 4479261, 7465435, 10451609, 22396305, 31354827, 52258045, 156774135]

約数ペア:

[(1, 156774135), (3, 52258045), (5, 31354827), (7, 22396305), (15, 10451609), (21, 7465435), (35, 4479261), (83, 1888845), (105, 1493087), (249, 629615), (415, 377769), (581, 269835), (1245, 125923), (1743, 89945), (2905, 53967), (8715, 17989)]