142305128

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{81973}}^1$

素因数の和:82017

約数の個数: 32

約数和(自身を含む): 314780160

約数和(自身を除く): 172475032

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 81973, 163946, 327892, 573811, 655784, 1147622, 2295244, 2541163, 4590488, 5082326, 10164652, 17788141, 20329304, 35576282, 71152564, 142305128]

約数ペア:

[(1, 142305128), (2, 71152564), (4, 35576282), (7, 20329304), (8, 17788141), (14, 10164652), (28, 5082326), (31, 4590488), (56, 2541163), (62, 2295244), (124, 1147622), (217, 655784), (248, 573811), (434, 327892), (868, 163946), (1736, 81973)]