816482916

素因数分解:

$2^2\times 3^6\times {\mathrm{280001}}^1$

素因数の和:280023

約数の個数: 42

約数和(自身を含む): 2142295302

約数和(自身を除く): 1325812386

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 280001, 560002, 840003, 1120004, 1680006, 2520009, 3360012, 5040018, 7560027, 10080036, 15120054, 22680081, 30240108, 45360162, 68040243, 90720324, 136080486, 204120729, 272160972, 408241458, 816482916]

約数ペア:

[(1, 816482916), (2, 408241458), (3, 272160972), (4, 204120729), (6, 136080486), (9, 90720324), (12, 68040243), (18, 45360162), (27, 30240108), (36, 22680081), (54, 15120054), (81, 10080036), (108, 7560027), (162, 5040018), (243, 3360012), (324, 2520009), (486, 1680006), (729, 1120004), (972, 840003), (1458, 560002), (2916, 280001)]