2268945

素因数分解:

$3^3\times 5^1\times 7^5$

素因数の和:49

約数の個数: 48

約数和(自身を含む): 4705920

約数和(自身を除く): 2436975

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 343, 441, 735, 945, 1029, 1323, 1715, 2205, 2401, 3087, 5145, 6615, 7203, 9261, 12005, 15435, 16807, 21609, 36015, 46305, 50421, 64827, 84035, 108045, 151263, 252105, 324135, 453789, 756315, 2268945]

約数ペア:

[(1, 2268945), (3, 756315), (5, 453789), (7, 324135), (9, 252105), (15, 151263), (21, 108045), (27, 84035), (35, 64827), (45, 50421), (49, 46305), (63, 36015), (105, 21609), (135, 16807), (147, 15435), (189, 12005), (245, 9261), (315, 7203), (343, 6615), (441, 5145), (735, 3087), (945, 2401), (1029, 2205), (1323, 1715)]