77214081

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{449}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 124416000

約数和(自身を除く): 47201919

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 431, 449, 1293, 1347, 3017, 3143, 8189, 8531, 9051, 9429, 24567, 25593, 57323, 59717, 171969, 179151, 193519, 580557, 1354633, 3676861, 4063899, 11030583, 25738027, 77214081]

約数ペア:

[(1, 77214081), (3, 25738027), (7, 11030583), (19, 4063899), (21, 3676861), (57, 1354633), (133, 580557), (399, 193519), (431, 179151), (449, 171969), (1293, 59717), (1347, 57323), (3017, 25593), (3143, 24567), (8189, 9429), (8531, 9051)]