28275268

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53149}}^1$

素因数の和:53179

約数の個数: 24

約数和(自身を含む): 59528000

約数和(自身を除く): 31252732

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 53149, 106298, 212596, 372043, 744086, 1009831, 1488172, 2019662, 4039324, 7068817, 14137634, 28275268]

約数ペア:

[(1, 28275268), (2, 14137634), (4, 7068817), (7, 4039324), (14, 2019662), (19, 1488172), (28, 1009831), (38, 744086), (76, 372043), (133, 212596), (266, 106298), (532, 53149)]