128244207

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{1019}}^1$

素因数の和:1503

約数の個数: 32

約数和(自身を含む): 211115520

約数和(自身を除く): 82871313

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 461, 1019, 1383, 3057, 3227, 5993, 7133, 9681, 13247, 17979, 21399, 39741, 41951, 92729, 125853, 278187, 469759, 1409277, 3288313, 6106867, 9864939, 18320601, 42748069, 128244207]

約数ペア:

[(1, 128244207), (3, 42748069), (7, 18320601), (13, 9864939), (21, 6106867), (39, 3288313), (91, 1409277), (273, 469759), (461, 278187), (1019, 125853), (1383, 92729), (3057, 41951), (3227, 39741), (5993, 21399), (7133, 17979), (9681, 13247)]