1645541667

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2671}}^1$

素因数の和:2829

約数の個数: 72

約数和(自身を含む): 3041206272

約数和(自身を除く): 1395664605

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 127, 147, 231, 381, 441, 539, 693, 889, 1143, 1397, 1617, 2667, 2671, 4191, 4851, 6223, 8001, 8013, 9779, 12573, 18669, 18697, 24039, 29337, 29381, 56007, 56091, 68453, 88011, 88143, 130879, 168273, 205359, 205667, 264429, 339217, 392637, 616077, 617001, 1017651, 1177911, 1439669, 1851003, 2374519, 3052953, 3731387, 4319007, 7123557, 11194161, 12957021, 16621633, 21370671, 26119709, 33582483, 49864899, 78359127, 149594697, 182837963, 235077381, 548513889, 1645541667]

約数ペア:

[(1, 1645541667), (3, 548513889), (7, 235077381), (9, 182837963), (11, 149594697), (21, 78359127), (33, 49864899), (49, 33582483), (63, 26119709), (77, 21370671), (99, 16621633), (127, 12957021), (147, 11194161), (231, 7123557), (381, 4319007), (441, 3731387), (539, 3052953), (693, 2374519), (889, 1851003), (1143, 1439669), (1397, 1177911), (1617, 1017651), (2667, 617001), (2671, 616077), (4191, 392637), (4851, 339217), (6223, 264429), (8001, 205667), (8013, 205359), (9779, 168273), (12573, 130879), (18669, 88143), (18697, 88011), (24039, 68453), (29337, 56091), (29381, 56007)]