1521045505

素因数分解:

$5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:336

約数の個数: 80

約数和(自身を含む): 2341411920

約数和(自身を除く): 820366415

約数列:

[1, 5, 7, 17, 29, 35, 49, 85, 119, 145, 203, 245, 257, 343, 493, 595, 833, 1015, 1285, 1421, 1715, 1799, 2401, 2465, 3451, 4165, 4369, 5831, 7105, 7453, 8995, 9947, 12005, 12593, 17255, 21845, 24157, 29155, 30583, 37265, 40817, 49735, 52171, 62965, 69629, 88151, 120785, 126701, 152915, 169099, 204085, 214081, 260855, 348145, 365197, 440755, 617057, 633505, 845495, 886907, 1070405, 1183693, 1498567, 1825985, 2556379, 3085285, 4434535, 5918465, 6208349, 7492835, 10489969, 12781895, 17894653, 31041745, 43458443, 52449845, 89473265, 217292215, 304209101, 1521045505]

約数ペア:

[(1, 1521045505), (5, 304209101), (7, 217292215), (17, 89473265), (29, 52449845), (35, 43458443), (49, 31041745), (85, 17894653), (119, 12781895), (145, 10489969), (203, 7492835), (245, 6208349), (257, 5918465), (343, 4434535), (493, 3085285), (595, 2556379), (833, 1825985), (1015, 1498567), (1285, 1183693), (1421, 1070405), (1715, 886907), (1799, 845495), (2401, 633505), (2465, 617057), (3451, 440755), (4165, 365197), (4369, 348145), (5831, 260855), (7105, 214081), (7453, 204085), (8995, 169099), (9947, 152915), (12005, 126701), (12593, 120785), (17255, 88151), (21845, 69629), (24157, 62965), (29155, 52171), (30583, 49735), (37265, 40817)]