15885185

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1648

約数の個数: 16

約数和(自身を含む): 20010240

約数和(自身を除く): 4125055

約数列:

[1, 5, 29, 71, 145, 355, 1543, 2059, 7715, 10295, 44747, 109553, 223735, 547765, 3177037, 15885185]

約数ペア:

[(1, 15885185), (5, 3177037), (29, 547765), (71, 223735), (145, 109553), (355, 44747), (1543, 10295), (2059, 7715)]