13251855

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 21980160

約数和(自身を除く): 8728305

約数列:

[1, 3, 5, 15, 53, 79, 159, 211, 237, 265, 395, 633, 795, 1055, 1185, 3165, 4187, 11183, 12561, 16669, 20935, 33549, 50007, 55915, 62805, 83345, 167745, 250035, 883457, 2650371, 4417285, 13251855]

約数ペア:

[(1, 13251855), (3, 4417285), (5, 2650371), (15, 883457), (53, 250035), (79, 167745), (159, 83345), (211, 62805), (237, 55915), (265, 50007), (395, 33549), (633, 20935), (795, 16669), (1055, 12561), (1185, 11183), (3165, 4187)]