131393736

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{25703}}^1$

素因数の和:25786

約数の個数: 48

約数和(自身を含む): 360884160

約数和(自身を除く): 229490424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 25703, 51406, 77109, 102812, 154218, 205624, 231327, 308436, 462654, 616872, 925308, 1824913, 1850616, 3649826, 5474739, 7299652, 10949478, 14599304, 16424217, 21898956, 32848434, 43797912, 65696868, 131393736]

約数ペア:

[(1, 131393736), (2, 65696868), (3, 43797912), (4, 32848434), (6, 21898956), (8, 16424217), (9, 14599304), (12, 10949478), (18, 7299652), (24, 5474739), (36, 3649826), (71, 1850616), (72, 1824913), (142, 925308), (213, 616872), (284, 462654), (426, 308436), (568, 231327), (639, 205624), (852, 154218), (1278, 102812), (1704, 77109), (2556, 51406), (5112, 25703)]