28116315

素因数分解:

$3^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 51393888

約数和(自身を除く): 23277573

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 219, 243, 317, 365, 405, 657, 951, 1095, 1215, 1585, 1971, 2853, 3285, 4755, 5913, 8559, 9855, 14265, 17739, 23141, 25677, 29565, 42795, 69423, 77031, 88695, 115705, 128385, 208269, 347115, 385155, 624807, 1041345, 1874421, 3124035, 5623263, 9372105, 28116315]

約数ペア:

[(1, 28116315), (3, 9372105), (5, 5623263), (9, 3124035), (15, 1874421), (27, 1041345), (45, 624807), (73, 385155), (81, 347115), (135, 208269), (219, 128385), (243, 115705), (317, 88695), (365, 77031), (405, 69423), (657, 42795), (951, 29565), (1095, 25677), (1215, 23141), (1585, 17739), (1971, 14265), (2853, 9855), (3285, 8559), (4755, 5913)]