289687635

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 510741504

約数和(自身を除く): 221053869

約数列:

[1, 3, 5, 9, 15, 45, 127, 173, 293, 381, 519, 635, 865, 879, 1143, 1465, 1557, 1905, 2595, 2637, 4395, 5715, 7785, 13185, 21971, 37211, 50689, 65913, 109855, 111633, 152067, 186055, 197739, 253445, 329565, 334899, 456201, 558165, 760335, 988695, 1674495, 2281005, 6437503, 19312509, 32187515, 57937527, 96562545, 289687635]

約数ペア:

[(1, 289687635), (3, 96562545), (5, 57937527), (9, 32187515), (15, 19312509), (45, 6437503), (127, 2281005), (173, 1674495), (293, 988695), (381, 760335), (519, 558165), (635, 456201), (865, 334899), (879, 329565), (1143, 253445), (1465, 197739), (1557, 186055), (1905, 152067), (2595, 111633), (2637, 109855), (4395, 65913), (5715, 50689), (7785, 37211), (13185, 21971)]