73875555

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{431}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 138692736

約数和(自身を除く): 64817181

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 293, 431, 585, 879, 1293, 1465, 2155, 2637, 3809, 3879, 4395, 5603, 6465, 11427, 13185, 16809, 19045, 19395, 28015, 34281, 50427, 57135, 84045, 126283, 171405, 252135, 378849, 631415, 1136547, 1641679, 1894245, 4925037, 5682735, 8208395, 14775111, 24625185, 73875555]

約数ペア:

[(1, 73875555), (3, 24625185), (5, 14775111), (9, 8208395), (13, 5682735), (15, 4925037), (39, 1894245), (45, 1641679), (65, 1136547), (117, 631415), (195, 378849), (293, 252135), (431, 171405), (585, 126283), (879, 84045), (1293, 57135), (1465, 50427), (2155, 34281), (2637, 28015), (3809, 19395), (3879, 19045), (4395, 16809), (5603, 13185), (6465, 11427)]