2145655221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{1289}}^1$

素因数の和:1693

約数の個数: 32

約数和(自身を含む): 3067269120

約数和(自身を除く): 921613899

約数列:

[1, 3, 17, 51, 127, 257, 381, 771, 1289, 2159, 3867, 4369, 6477, 13107, 21913, 32639, 65739, 97917, 163703, 331273, 491109, 554863, 993819, 1664589, 2782951, 5631641, 8348853, 16894923, 42071671, 126215013, 715218407, 2145655221]

約数ペア:

[(1, 2145655221), (3, 715218407), (17, 126215013), (51, 42071671), (127, 16894923), (257, 8348853), (381, 5631641), (771, 2782951), (1289, 1664589), (2159, 993819), (3867, 554863), (4369, 491109), (6477, 331273), (13107, 163703), (21913, 97917), (32639, 65739)]