20173617765

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{33029}}^1$

素因数の和:33331

約数の個数: 72

約数和(自身を含む): 40824683640

約数和(自身を除く): 20651065875

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 277, 315, 441, 735, 831, 1385, 1939, 2205, 2493, 4155, 5817, 9695, 12465, 13573, 17451, 29085, 33029, 40719, 67865, 87255, 99087, 122157, 165145, 203595, 231203, 297261, 495435, 610785, 693609, 1156015, 1486305, 1618421, 2080827, 3468045, 4855263, 8092105, 9149033, 10404135, 14565789, 24276315, 27447099, 45745165, 64043231, 72828945, 82341297, 137235495, 192129693, 320216155, 411706485, 448302617, 576389079, 960648465, 1344907851, 2241513085, 2881945395, 4034723553, 6724539255, 20173617765]

約数ペア:

[(1, 20173617765), (3, 6724539255), (5, 4034723553), (7, 2881945395), (9, 2241513085), (15, 1344907851), (21, 960648465), (35, 576389079), (45, 448302617), (49, 411706485), (63, 320216155), (105, 192129693), (147, 137235495), (245, 82341297), (277, 72828945), (315, 64043231), (441, 45745165), (735, 27447099), (831, 24276315), (1385, 14565789), (1939, 10404135), (2205, 9149033), (2493, 8092105), (4155, 4855263), (5817, 3468045), (9695, 2080827), (12465, 1618421), (13573, 1486305), (17451, 1156015), (29085, 693609), (33029, 610785), (40719, 495435), (67865, 297261), (87255, 231203), (99087, 203595), (122157, 165145)]