1287605248

素因数分解:

$2^{10}\times {\mathrm{127}}^1\times {\mathrm{9901}}^1$

素因数の和:10048

約数の個数: 44

約数和(自身を含む): 2594482432

約数和(自身を除く): 1306877184

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 1024, 2032, 4064, 8128, 9901, 16256, 19802, 32512, 39604, 65024, 79208, 130048, 158416, 316832, 633664, 1257427, 1267328, 2514854, 2534656, 5029708, 5069312, 10059416, 10138624, 20118832, 40237664, 80475328, 160950656, 321901312, 643802624, 1287605248]

約数ペア:

[(1, 1287605248), (2, 643802624), (4, 321901312), (8, 160950656), (16, 80475328), (32, 40237664), (64, 20118832), (127, 10138624), (128, 10059416), (254, 5069312), (256, 5029708), (508, 2534656), (512, 2514854), (1016, 1267328), (1024, 1257427), (2032, 633664), (4064, 316832), (8128, 158416), (9901, 130048), (16256, 79208), (19802, 65024), (32512, 39604)]