39976587

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21881}}^1$

素因数の和:21923

約数の個数: 24

約数和(自身を含む): 68271840

約数和(自身を除く): 28295253

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 21881, 65643, 153167, 196929, 459501, 634549, 1378503, 1903647, 4441843, 5710941, 13325529, 39976587]

約数ペア:

[(1, 39976587), (3, 13325529), (7, 5710941), (9, 4441843), (21, 1903647), (29, 1378503), (63, 634549), (87, 459501), (203, 196929), (261, 153167), (609, 65643), (1827, 21881)]