128463993

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{88657}}^1$

素因数の和:88693

約数の個数: 24

約数和(自身を含む): 221290368

約数和(自身を除く): 92826375

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 88657, 265971, 620599, 797913, 1861797, 2039111, 5585391, 6117333, 14273777, 18351999, 42821331, 128463993]

約数ペア:

[(1, 128463993), (3, 42821331), (7, 18351999), (9, 14273777), (21, 6117333), (23, 5585391), (63, 2039111), (69, 1861797), (161, 797913), (207, 620599), (483, 265971), (1449, 88657)]