128906925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12923}}^1$

素因数の和:12962

約数の個数: 48

約数和(自身を含む): 256412160

約数和(自身を除く): 127505235

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1425, 1995, 3325, 9975, 12923, 38769, 64615, 90461, 193845, 245537, 271383, 323075, 452305, 736611, 969225, 1227685, 1356915, 1718759, 2261525, 3683055, 5156277, 6138425, 6784575, 8593795, 18415275, 25781385, 42968975, 128906925]

約数ペア:

[(1, 128906925), (3, 42968975), (5, 25781385), (7, 18415275), (15, 8593795), (19, 6784575), (21, 6138425), (25, 5156277), (35, 3683055), (57, 2261525), (75, 1718759), (95, 1356915), (105, 1227685), (133, 969225), (175, 736611), (285, 452305), (399, 323075), (475, 271383), (525, 245537), (665, 193845), (1425, 90461), (1995, 64615), (3325, 38769), (9975, 12923)]