128743497

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{263}}^1\times {\mathrm{499}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 188760000

約数和(自身を除く): 60016503

約数列:

[1, 3, 9, 109, 263, 327, 499, 789, 981, 1497, 2367, 4491, 28667, 54391, 86001, 131237, 163173, 258003, 393711, 489519, 1181133, 14304833, 42914499, 128743497]

約数ペア:

[(1, 128743497), (3, 42914499), (9, 14304833), (109, 1181133), (263, 489519), (327, 393711), (499, 258003), (789, 163173), (981, 131237), (1497, 86001), (2367, 54391), (4491, 28667)]