2688890215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{618847}}^1$

素因数の和:618942

約数の個数: 16

約数和(自身を含む): 3564564480

約数和(自身を除く): 875674265

約数列:

[1, 5, 11, 55, 79, 395, 869, 4345, 618847, 3094235, 6807317, 34036585, 48888913, 244444565, 537778043, 2688890215]

約数ペア:

[(1, 2688890215), (5, 537778043), (11, 244444565), (55, 48888913), (79, 34036585), (395, 6807317), (869, 3094235), (4345, 618847)]