51045015

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1877}}^1$

素因数の和:1936

約数の個数: 48

約数和(自身を含む): 97625952

約数和(自身を除く): 46580937

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 49, 105, 111, 147, 185, 245, 259, 555, 735, 777, 1295, 1813, 1877, 3885, 5439, 5631, 9065, 9385, 13139, 27195, 28155, 39417, 65695, 69449, 91973, 197085, 208347, 275919, 347245, 459865, 486143, 1041735, 1379595, 1458429, 2430715, 3403001, 7292145, 10209003, 17015005, 51045015]

約数ペア:

[(1, 51045015), (3, 17015005), (5, 10209003), (7, 7292145), (15, 3403001), (21, 2430715), (35, 1458429), (37, 1379595), (49, 1041735), (105, 486143), (111, 459865), (147, 347245), (185, 275919), (245, 208347), (259, 197085), (555, 91973), (735, 69449), (777, 65695), (1295, 39417), (1813, 28155), (1877, 27195), (3885, 13139), (5439, 9385), (5631, 9065)]