140147805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21881}}^1$

素因数の和:21957

約数の個数: 32

約数和(自身を含む): 260483328

約数和(自身を除く): 120335523

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 21881, 65643, 109405, 153167, 328215, 459501, 765835, 1334741, 2297505, 4004223, 6673705, 9343187, 20021115, 28029561, 46715935, 140147805]

約数ペア:

[(1, 140147805), (3, 46715935), (5, 28029561), (7, 20021115), (15, 9343187), (21, 6673705), (35, 4004223), (61, 2297505), (105, 1334741), (183, 765835), (305, 459501), (427, 328215), (915, 153167), (1281, 109405), (2135, 65643), (6405, 21881)]