71640338

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2689}}^1$

素因数の和:2882

約数の個数: 32

約数和(自身を含む): 134801280

約数和(自身を除く): 63160942

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 173, 346, 1211, 1903, 2422, 2689, 3806, 5378, 13321, 18823, 26642, 29579, 37646, 59158, 207053, 414106, 465197, 930394, 3256379, 5117167, 6512758, 10234334, 35820169, 71640338]

約数ペア:

[(1, 71640338), (2, 35820169), (7, 10234334), (11, 6512758), (14, 5117167), (22, 3256379), (77, 930394), (154, 465197), (173, 414106), (346, 207053), (1211, 59158), (1903, 37646), (2422, 29579), (2689, 26642), (3806, 18823), (5378, 13321)]