1257026745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1901}}^1\times {\mathrm{3391}}^1$

素因数の和:5313

約数の個数: 32

約数和(自身を含む): 2167732224

約数和(自身を除く): 910705479

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1901, 3391, 5703, 9505, 10173, 16955, 24713, 28515, 44083, 50865, 74139, 123565, 132249, 220415, 370695, 661245, 6446291, 19338873, 32231455, 83801783, 96694365, 251405349, 419008915, 1257026745]

約数ペア:

[(1, 1257026745), (3, 419008915), (5, 251405349), (13, 96694365), (15, 83801783), (39, 32231455), (65, 19338873), (195, 6446291), (1901, 661245), (3391, 370695), (5703, 220415), (9505, 132249), (10173, 123565), (16955, 74139), (24713, 50865), (28515, 44083)]