4421025

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{401}}^1$

素因数の和:431

約数の個数: 54

約数和(自身を含む): 9234342

約数和(自身を除く): 4813317

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 401, 441, 525, 735, 1203, 1225, 1575, 2005, 2205, 2807, 3609, 3675, 6015, 8421, 10025, 11025, 14035, 18045, 19649, 25263, 30075, 42105, 58947, 70175, 90225, 98245, 126315, 176841, 210525, 294735, 491225, 631575, 884205, 1473675, 4421025]

約数ペア:

[(1, 4421025), (3, 1473675), (5, 884205), (7, 631575), (9, 491225), (15, 294735), (21, 210525), (25, 176841), (35, 126315), (45, 98245), (49, 90225), (63, 70175), (75, 58947), (105, 42105), (147, 30075), (175, 25263), (225, 19649), (245, 18045), (315, 14035), (401, 11025), (441, 10025), (525, 8421), (735, 6015), (1203, 3675), (1225, 3609), (1575, 2807), (2005, 2205)]