2783137779

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{353}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 4450204800

約数和(自身を除く): 1667067021

約数列:

[1, 3, 9, 17, 27, 51, 89, 153, 193, 267, 353, 459, 579, 801, 1059, 1513, 1737, 2403, 3177, 3281, 4539, 5211, 6001, 9531, 9843, 13617, 17177, 18003, 29529, 31417, 40851, 51531, 54009, 68129, 88587, 94251, 154593, 162027, 204387, 282753, 292009, 463779, 534089, 613161, 848259, 876027, 1158193, 1602267, 1839483, 2628081, 3474579, 4806801, 6063481, 7884243, 10423737, 14420403, 18190443, 31271211, 54571329, 103079177, 163713987, 309237531, 927712593, 2783137779]

約数ペア:

[(1, 2783137779), (3, 927712593), (9, 309237531), (17, 163713987), (27, 103079177), (51, 54571329), (89, 31271211), (153, 18190443), (193, 14420403), (267, 10423737), (353, 7884243), (459, 6063481), (579, 4806801), (801, 3474579), (1059, 2628081), (1513, 1839483), (1737, 1602267), (2403, 1158193), (3177, 876027), (3281, 848259), (4539, 613161), (5211, 534089), (6001, 463779), (9531, 292009), (9843, 282753), (13617, 204387), (17177, 162027), (18003, 154593), (29529, 94251), (31417, 88587), (40851, 68129), (51531, 54009)]