81587964

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{399941}}^1$

素因数の和:399965

約数の個数: 24

約数和(自身を含む): 201570768

約数和(自身を除く): 119982804

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 399941, 799882, 1199823, 1599764, 2399646, 4799292, 6798997, 13597994, 20396991, 27195988, 40793982, 81587964]

約数ペア:

[(1, 81587964), (2, 40793982), (3, 27195988), (4, 20396991), (6, 13597994), (12, 6798997), (17, 4799292), (34, 2399646), (51, 1599764), (68, 1199823), (102, 799882), (204, 399941)]