123498155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{419}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 169827840

約数和(自身を除く): 46329685

約数列:

[1, 5, 11, 23, 55, 115, 233, 253, 419, 1165, 1265, 2095, 2563, 4609, 5359, 9637, 12815, 23045, 26795, 48185, 58949, 97627, 106007, 294745, 488135, 530035, 1073897, 2245421, 5369485, 11227105, 24699631, 123498155]

約数ペア:

[(1, 123498155), (5, 24699631), (11, 11227105), (23, 5369485), (55, 2245421), (115, 1073897), (233, 530035), (253, 488135), (419, 294745), (1165, 106007), (1265, 97627), (2095, 58949), (2563, 48185), (4609, 26795), (5359, 23045), (9637, 12815)]