138379904

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{6397}}^1$

素因数の和:6437

約数の個数: 48

約数和(自身を含む): 298562670

約数和(自身を除く): 160182766

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 338, 416, 676, 832, 1352, 1664, 2704, 5408, 6397, 10816, 12794, 21632, 25588, 51176, 83161, 102352, 166322, 204704, 332644, 409408, 665288, 818816, 1081093, 1330576, 2162186, 2661152, 4324372, 5322304, 8648744, 10644608, 17297488, 34594976, 69189952, 138379904]

約数ペア:

[(1, 138379904), (2, 69189952), (4, 34594976), (8, 17297488), (13, 10644608), (16, 8648744), (26, 5322304), (32, 4324372), (52, 2661152), (64, 2162186), (104, 1330576), (128, 1081093), (169, 818816), (208, 665288), (338, 409408), (416, 332644), (676, 204704), (832, 166322), (1352, 102352), (1664, 83161), (2704, 51176), (5408, 25588), (6397, 21632), (10816, 12794)]