20161330245

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{33811}}^1$

素因数の和:34463

約数の個数: 64

約数和(自身を含む): 41028833280

約数和(自身を除く): 20867503035

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 631, 945, 1893, 3155, 4417, 5679, 9465, 13251, 17037, 22085, 28395, 33811, 39753, 66255, 85185, 101433, 119259, 169055, 198765, 236677, 304299, 507165, 596295, 710031, 912897, 1183385, 1521495, 2130093, 3550155, 4564485, 6390279, 10650465, 21334741, 31951395, 64004223, 106673705, 149343187, 192012669, 320021115, 448029561, 576038007, 746715935, 960063345, 1344088683, 2240147805, 2880190035, 4032266049, 6720443415, 20161330245]

約数ペア:

[(1, 20161330245), (3, 6720443415), (5, 4032266049), (7, 2880190035), (9, 2240147805), (15, 1344088683), (21, 960063345), (27, 746715935), (35, 576038007), (45, 448029561), (63, 320021115), (105, 192012669), (135, 149343187), (189, 106673705), (315, 64004223), (631, 31951395), (945, 21334741), (1893, 10650465), (3155, 6390279), (4417, 4564485), (5679, 3550155), (9465, 2130093), (13251, 1521495), (17037, 1183385), (22085, 912897), (28395, 710031), (33811, 596295), (39753, 507165), (66255, 304299), (85185, 236677), (101433, 198765), (119259, 169055)]