1261665218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1\times {\mathrm{2833}}^1$

素因数の和:3530

約数の個数: 32

約数和(自身を含む): 2135158272

約数和(自身を除く): 873493054

約数列:

[1, 2, 11, 22, 31, 62, 341, 653, 682, 1306, 2833, 5666, 7183, 14366, 20243, 31163, 40486, 62326, 87823, 175646, 222673, 445346, 966053, 1849949, 1932106, 3699898, 20349439, 40698878, 57348419, 114696838, 630832609, 1261665218]

約数ペア:

[(1, 1261665218), (2, 630832609), (11, 114696838), (22, 57348419), (31, 40698878), (62, 20349439), (341, 3699898), (653, 1932106), (682, 1849949), (1306, 966053), (2833, 445346), (5666, 222673), (7183, 175646), (14366, 87823), (20243, 62326), (31163, 40486)]