123751005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^2$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 231663744

約数和(自身を除く): 107912739

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 139, 183, 305, 417, 427, 695, 915, 973, 1281, 2085, 2135, 2919, 4865, 6405, 8479, 14595, 19321, 25437, 42395, 57963, 59353, 96605, 127185, 135247, 178059, 289815, 296765, 405741, 676235, 890295, 1178581, 2028705, 3535743, 5892905, 8250067, 17678715, 24750201, 41250335, 123751005]

約数ペア:

[(1, 123751005), (3, 41250335), (5, 24750201), (7, 17678715), (15, 8250067), (21, 5892905), (35, 3535743), (61, 2028705), (105, 1178581), (139, 890295), (183, 676235), (305, 405741), (417, 296765), (427, 289815), (695, 178059), (915, 135247), (973, 127185), (1281, 96605), (2085, 59353), (2135, 57963), (2919, 42395), (4865, 25437), (6405, 19321), (8479, 14595)]