289331385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1427}}^1\times {\mathrm{1931}}^1$

素因数の和:3373

約数の個数: 32

約数和(自身を含む): 529708032

約数和(自身を除く): 240376647

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1427, 1931, 4281, 5793, 7135, 9655, 9989, 13517, 21405, 28965, 29967, 40551, 49945, 67585, 149835, 202755, 2755537, 8266611, 13777685, 19288759, 41333055, 57866277, 96443795, 289331385]

約数ペア:

[(1, 289331385), (3, 96443795), (5, 57866277), (7, 41333055), (15, 19288759), (21, 13777685), (35, 8266611), (105, 2755537), (1427, 202755), (1931, 149835), (4281, 67585), (5793, 49945), (7135, 40551), (9655, 29967), (9989, 28965), (13517, 21405)]