51404031

素因数分解:

$3^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1289}}^1$

素因数の和:1516

約数の個数: 32

約数和(自身を含む): 87513600

約数和(自身を除く): 36109569

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 211, 633, 1289, 1477, 1899, 3867, 4431, 5697, 9023, 11601, 13293, 27069, 34803, 39879, 81207, 243621, 271979, 815937, 1903853, 2447811, 5711559, 7343433, 17134677, 51404031]

約数ペア:

[(1, 51404031), (3, 17134677), (7, 7343433), (9, 5711559), (21, 2447811), (27, 1903853), (63, 815937), (189, 271979), (211, 243621), (633, 81207), (1289, 39879), (1477, 34803), (1899, 27069), (3867, 13293), (4431, 11601), (5697, 9023)]