28005544

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26321}}^1$

素因数の和:26353

約数の個数: 32

約数和(自身を含む): 63172800

約数和(自身を除く): 35167256

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 26321, 52642, 105284, 184247, 210568, 368494, 500099, 736988, 1000198, 1473976, 2000396, 3500693, 4000792, 7001386, 14002772, 28005544]

約数ペア:

[(1, 28005544), (2, 14002772), (4, 7001386), (7, 4000792), (8, 3500693), (14, 2000396), (19, 1473976), (28, 1000198), (38, 736988), (56, 500099), (76, 368494), (133, 210568), (152, 184247), (266, 105284), (532, 52642), (1064, 26321)]