51421755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^2$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 103064832

約数和(自身を除く): 51643077

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 211, 231, 385, 633, 1055, 1155, 1477, 2321, 3165, 4431, 6963, 7385, 11605, 16247, 22155, 34815, 44521, 48741, 81235, 133563, 222605, 243705, 311647, 489731, 667815, 934941, 1469193, 1558235, 2448655, 3428117, 4674705, 7345965, 10284351, 17140585, 51421755]

約数ペア:

[(1, 51421755), (3, 17140585), (5, 10284351), (7, 7345965), (11, 4674705), (15, 3428117), (21, 2448655), (33, 1558235), (35, 1469193), (55, 934941), (77, 667815), (105, 489731), (165, 311647), (211, 243705), (231, 222605), (385, 133563), (633, 81235), (1055, 48741), (1155, 44521), (1477, 34815), (2321, 22155), (3165, 16247), (4431, 11605), (6963, 7385)]