28724346

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{823}}^1$

素因数の和:1115

約数の個数: 48

約数和(自身を含む): 71470464

約数和(自身を除く): 42746118

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 277, 554, 823, 831, 1646, 1662, 1939, 2469, 2493, 3878, 4938, 4986, 5761, 5817, 7407, 11522, 11634, 14814, 17283, 17451, 34566, 34902, 51849, 103698, 227971, 455942, 683913, 1367826, 1595797, 2051739, 3191594, 4103478, 4787391, 9574782, 14362173, 28724346]

約数ペア:

[(1, 28724346), (2, 14362173), (3, 9574782), (6, 4787391), (7, 4103478), (9, 3191594), (14, 2051739), (18, 1595797), (21, 1367826), (42, 683913), (63, 455942), (126, 227971), (277, 103698), (554, 51849), (823, 34902), (831, 34566), (1646, 17451), (1662, 17283), (1939, 14814), (2469, 11634), (2493, 11522), (3878, 7407), (4938, 5817), (4986, 5761)]