156530421

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 235929600

約数和(自身を除く): 79399179

約数列:

[1, 3, 9, 27, 127, 191, 239, 381, 573, 717, 1143, 1719, 2151, 3429, 5157, 6453, 24257, 30353, 45649, 72771, 91059, 136947, 218313, 273177, 410841, 654939, 819531, 1232523, 5797423, 17392269, 52176807, 156530421]

約数ペア:

[(1, 156530421), (3, 52176807), (9, 17392269), (27, 5797423), (127, 1232523), (191, 819531), (239, 654939), (381, 410841), (573, 273177), (717, 218313), (1143, 136947), (1719, 91059), (2151, 72771), (3429, 45649), (5157, 30353), (6453, 24257)]