138888963

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{10937}}^1$

素因数の和:11043

約数の個数: 24

約数和(自身を含む): 214997328

約数和(自身を除く): 76108365

約数列:

[1, 3, 9, 17, 51, 83, 153, 249, 747, 1411, 4233, 10937, 12699, 32811, 98433, 185929, 557787, 907771, 1673361, 2723313, 8169939, 15432107, 46296321, 138888963]

約数ペア:

[(1, 138888963), (3, 46296321), (9, 15432107), (17, 8169939), (51, 2723313), (83, 1673361), (153, 907771), (249, 557787), (747, 185929), (1411, 98433), (4233, 32811), (10937, 12699)]