20085533145

素因数分解:

$3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{209257}}^1$

素因数の和:209356

約数の個数: 48

約数和(自身を含む): 36561557760

約数和(自身を除く): 16476024615

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 243, 395, 405, 711, 1185, 1215, 2133, 3555, 6399, 10665, 19197, 31995, 95985, 209257, 627771, 1046285, 1883313, 3138855, 5649939, 9416565, 16531303, 16949817, 28249695, 49593909, 50849451, 82656515, 84749085, 148781727, 247969545, 254247255, 446345181, 743908635, 1339035543, 2231725905, 4017106629, 6695177715, 20085533145]

約数ペア:

[(1, 20085533145), (3, 6695177715), (5, 4017106629), (9, 2231725905), (15, 1339035543), (27, 743908635), (45, 446345181), (79, 254247255), (81, 247969545), (135, 148781727), (237, 84749085), (243, 82656515), (395, 50849451), (405, 49593909), (711, 28249695), (1185, 16949817), (1215, 16531303), (2133, 9416565), (3555, 5649939), (6399, 3138855), (10665, 1883313), (19197, 1046285), (31995, 627771), (95985, 209257)]