28590219

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6577}}^1$

素因数の和:6616

約数の個数: 32

約数和(自身を含む): 50519040

約数和(自身を除く): 21928821

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 6577, 19731, 46039, 59193, 138117, 151271, 177579, 414351, 453813, 1058897, 1243053, 1361439, 3176691, 4084317, 9530073, 28590219]

約数ペア:

[(1, 28590219), (3, 9530073), (7, 4084317), (9, 3176691), (21, 1361439), (23, 1243053), (27, 1058897), (63, 453813), (69, 414351), (161, 177579), (189, 151271), (207, 138117), (483, 59193), (621, 46039), (1449, 19731), (4347, 6577)]