28461895

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 44323200

約数和(自身を除く): 15861305

約数列:

[1, 5, 7, 11, 35, 49, 55, 59, 77, 179, 245, 295, 385, 413, 539, 649, 895, 1253, 1969, 2065, 2695, 2891, 3245, 4543, 6265, 8771, 9845, 10561, 13783, 14455, 22715, 31801, 43855, 52805, 68915, 73927, 96481, 116171, 159005, 369635, 482405, 517489, 580855, 813197, 2587445, 4065985, 5692379, 28461895]

約数ペア:

[(1, 28461895), (5, 5692379), (7, 4065985), (11, 2587445), (35, 813197), (49, 580855), (55, 517489), (59, 482405), (77, 369635), (179, 159005), (245, 116171), (295, 96481), (385, 73927), (413, 68915), (539, 52805), (649, 43855), (895, 31801), (1253, 22715), (1969, 14455), (2065, 13783), (2695, 10561), (2891, 9845), (3245, 8771), (4543, 6265)]