28429686

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:653

約数の個数: 48

約数和(自身を含む): 64443600

約数和(自身を除く): 36013914

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 107, 174, 214, 261, 321, 509, 522, 642, 963, 1018, 1527, 1926, 3054, 3103, 4581, 6206, 9162, 9309, 14761, 18618, 27927, 29522, 44283, 54463, 55854, 88566, 108926, 132849, 163389, 265698, 326778, 490167, 980334, 1579427, 3158854, 4738281, 9476562, 14214843, 28429686]

約数ペア:

[(1, 28429686), (2, 14214843), (3, 9476562), (6, 4738281), (9, 3158854), (18, 1579427), (29, 980334), (58, 490167), (87, 326778), (107, 265698), (174, 163389), (214, 132849), (261, 108926), (321, 88566), (509, 55854), (522, 54463), (642, 44283), (963, 29522), (1018, 27927), (1527, 18618), (1926, 14761), (3054, 9309), (3103, 9162), (4581, 6206)]