213373755

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1543}}^1$

素因数の和:2000

約数の個数: 48

約数和(自身を含む): 423920640

約数和(自身を除く): 210546885

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 439, 1317, 1543, 2195, 3073, 3951, 4629, 6585, 7715, 9219, 10801, 13887, 15365, 19755, 23145, 27657, 32403, 46095, 54005, 69435, 97209, 138285, 162015, 486045, 677377, 2032131, 3386885, 4741639, 6096393, 10160655, 14224917, 23708195, 30481965, 42674751, 71124585, 213373755]

約数ペア:

[(1, 213373755), (3, 71124585), (5, 42674751), (7, 30481965), (9, 23708195), (15, 14224917), (21, 10160655), (35, 6096393), (45, 4741639), (63, 3386885), (105, 2032131), (315, 677377), (439, 486045), (1317, 162015), (1543, 138285), (2195, 97209), (3073, 69435), (3951, 54005), (4629, 46095), (6585, 32403), (7715, 27657), (9219, 23145), (10801, 19755), (13887, 15365)]