645041331

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{1039}}^1\times {\mathrm{6271}}^1$

素因数の和:7327

約数の個数: 24

約数和(自身を含む): 1017569280

約数和(自身を除く): 372527949

約数列:

[1, 3, 9, 11, 33, 99, 1039, 3117, 6271, 9351, 11429, 18813, 34287, 56439, 68981, 102861, 206943, 620829, 6515569, 19546707, 58640121, 71671259, 215013777, 645041331]

約数ペア:

[(1, 645041331), (3, 215013777), (9, 71671259), (11, 58640121), (33, 19546707), (99, 6515569), (1039, 620829), (3117, 206943), (6271, 102861), (9351, 68981), (11429, 56439), (18813, 34287)]