71337903

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 123002880

約数和(自身を除く): 51664977

約数列:

[1, 3, 7, 13, 21, 39, 43, 59, 91, 103, 129, 177, 273, 301, 309, 413, 559, 721, 767, 903, 1239, 1339, 1677, 2163, 2301, 2537, 3913, 4017, 4429, 5369, 6077, 7611, 9373, 11739, 13287, 16107, 17759, 18231, 28119, 31003, 32981, 42539, 53277, 57577, 79001, 93009, 98943, 127617, 172731, 230867, 237003, 261311, 403039, 553007, 692601, 783933, 1209117, 1659021, 1829177, 3397043, 5487531, 10191129, 23779301, 71337903]

約数ペア:

[(1, 71337903), (3, 23779301), (7, 10191129), (13, 5487531), (21, 3397043), (39, 1829177), (43, 1659021), (59, 1209117), (91, 783933), (103, 692601), (129, 553007), (177, 403039), (273, 261311), (301, 237003), (309, 230867), (413, 172731), (559, 127617), (721, 98943), (767, 93009), (903, 79001), (1239, 57577), (1339, 53277), (1677, 42539), (2163, 32981), (2301, 31003), (2537, 28119), (3913, 18231), (4017, 17759), (4429, 16107), (5369, 13287), (6077, 11739), (7611, 9373)]