128897376

素因数分解:

$2^5\times 3^1\times {\mathrm{71}}^1\times {\mathrm{18911}}^1$

素因数の和:18995

約数の個数: 48

約数和(自身を含む): 343139328

約数和(自身を除く): 214241952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 71, 96, 142, 213, 284, 426, 568, 852, 1136, 1704, 2272, 3408, 6816, 18911, 37822, 56733, 75644, 113466, 151288, 226932, 302576, 453864, 605152, 907728, 1342681, 1815456, 2685362, 4028043, 5370724, 8056086, 10741448, 16112172, 21482896, 32224344, 42965792, 64448688, 128897376]

約数ペア:

[(1, 128897376), (2, 64448688), (3, 42965792), (4, 32224344), (6, 21482896), (8, 16112172), (12, 10741448), (16, 8056086), (24, 5370724), (32, 4028043), (48, 2685362), (71, 1815456), (96, 1342681), (142, 907728), (213, 605152), (284, 453864), (426, 302576), (568, 226932), (852, 151288), (1136, 113466), (1704, 75644), (2272, 56733), (3408, 37822), (6816, 18911)]