1280491086

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{47563}}^1$

素因数の和:48216

約数の個数: 32

約数和(自身を含む): 2931464448

約数和(自身を除く): 1650973362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 641, 1282, 1923, 3846, 4487, 8974, 13461, 26922, 47563, 95126, 142689, 285378, 332941, 665882, 998823, 1997646, 30487883, 60975766, 91463649, 182927298, 213415181, 426830362, 640245543, 1280491086]

約数ペア:

[(1, 1280491086), (2, 640245543), (3, 426830362), (6, 213415181), (7, 182927298), (14, 91463649), (21, 60975766), (42, 30487883), (641, 1997646), (1282, 998823), (1923, 665882), (3846, 332941), (4487, 285378), (8974, 142689), (13461, 95126), (26922, 47563)]