1388360805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{571}}^1$

素因数の和:966

約数の個数: 64

約数和(自身を含む): 2468514048

約数和(自身を除く): 1080153243

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 337, 481, 555, 571, 1011, 1443, 1685, 1713, 2405, 2855, 4381, 5055, 7215, 7423, 8565, 12469, 13143, 21127, 21905, 22269, 37115, 37407, 62345, 63381, 65715, 105635, 111345, 162097, 187035, 192427, 274651, 316905, 486291, 577281, 810485, 823953, 962135, 1373255, 2431455, 2501551, 2886405, 4119765, 7119799, 7504653, 12507755, 21359397, 35598995, 37523265, 92557387, 106796985, 277672161, 462786935, 1388360805]

約数ペア:

[(1, 1388360805), (3, 462786935), (5, 277672161), (13, 106796985), (15, 92557387), (37, 37523265), (39, 35598995), (65, 21359397), (111, 12507755), (185, 7504653), (195, 7119799), (337, 4119765), (481, 2886405), (555, 2501551), (571, 2431455), (1011, 1373255), (1443, 962135), (1685, 823953), (1713, 810485), (2405, 577281), (2855, 486291), (4381, 316905), (5055, 274651), (7215, 192427), (7423, 187035), (8565, 162097), (12469, 111345), (13143, 105635), (21127, 65715), (21905, 63381), (22269, 62345), (37115, 37407)]