1649762559

素因数分解:

$3^4\times {\mathrm{1487}}^1\times {\mathrm{13697}}^1$

素因数の和:15196

約数の個数: 20

約数和(自身を含む): 2466297504

約数和(自身を除く): 816534945

約数列:

[1, 3, 9, 27, 81, 1487, 4461, 13383, 13697, 40149, 41091, 120447, 123273, 369819, 1109457, 20367439, 61102317, 183306951, 549920853, 1649762559]

約数ペア:

[(1, 1649762559), (3, 549920853), (9, 183306951), (27, 61102317), (81, 20367439), (1487, 1109457), (4461, 369819), (13383, 123273), (13697, 120447), (40149, 41091)]